What is the exact rise measurement (low, mid, high) and the inseam lengths available beyond the sizes listed (e.g. 32-36 shown, but what about 30 or 34 inseam)?

This Marcus Nocturnal Indigo Jean has a regular rise (10.5" front rise, 15" back rise). Inseam lengths available for this color are 32" and 36" based on the size options shown (30-32, 31-32, 32-32, 32-36).

What is the fabric weight (oz) and the percentage breakdown of cotton, recycled polyester, and lyocell in the stretch blend?

The exact fabric weight is not published. The listing describes a stretch blend of cotton, recycled polyester, and lyocell, but does not provide percentage breakdowns. A similar Mavi Marcus style (Midnight Supermove) uses 49% Tencel, 40% Cotton, 9% Polyester, 2% Elastane, but the Nocturnal Indigo fabric may differ.

How does the 'nocturnal indigo' color appear in natural daylight compared to the product photo - is it closer to black or a deep blue?

Nocturnal Indigo is described as a deep indigo colour, so it appears as a very dark blue in natural daylight — closer to a deep navy than black. Without direct customer photos, we recommend checking the product images in different lighting, as indigo denim can look nearly black indoors but shows blue tones in sunlight.

Are the buttons and rivets made of metal or coated plastic? What type of closure is used (zipper vs button fly)?

The product listing does not specify the button and rivet material. Mavi generally uses metal hardware on their denim, but we cannot confirm for this specific style. The closure is a zipper fly, as is standard on Mavi Marcus jeans.

What is the recommended washing method for this stretch denim to maintain its shape and color, and does it contain any elastane or spandex?

To maintain shape and color, we recommend washing this stretch denim inside out in cold water and tumble drying on low heat. The fabric blend listed is cotton, recycled polyester, and lyocell with no elastane mentioned, so it may rely on the lyocell and construction for stretch recovery rather than spandex.

Mavi

Marcus Nocturnal Indigo Jean Straight, Slim Fit

5/5 (3)

CA$148.00CAD

In Stock

The Marcus Nocturnal Indigo Jean is a straight-slim fit denim jean from Mavi, featuring a 5-pocket design and a deep indigo wash. It is made from a stretch blend of cotton, recycled polyester, and lyocell, with a standard waistband, button fly, and finished hem suitable for everyday casual wear.

Color: Deep Indigo
Material: Stretch blend of cotton, recycled polyester, and lyocell
Gender: male
Style: slim-fit, straight-leg, casual
Category: Apparel & Accessories > Clothing > Pants

Color

Blue

Size

30-3231-3232-3232-36

View on merchant site JSON

Specifications

Straight slim fit denim jeans in deep indigo with 5-pocket design and stretch blend fabric.

5-pocket design, stretch fabric for comfort

Color: Deep Indigo · blue
Material: Stretch blend of cotton, recycled polyester, and lyocell
Secondary: recycled-polyester, lyocell
Style: slim-fit, straight-leg, casual
Gender: male
Age Group: adult
Condition: new
Category: Apparel & Accessories > Clothing > Pants

Additional Attributes

deep indigo denim
straight slim fit
5-pocket design
stretch blend of cotton, recycled polyester, and lyocell

Product Insights

The Marcus Nocturnal Indigo Jean by Mavi delivers a straight slim fit with a regular rise, consistent sizing from decades of denim engineering, and a lyocell blend that wicks moisture and feels cooler, while recycled polyester maintains shape. The deep indigo dye appears nearly black indoors and deep navy in sunlight, with color fastness that resists white streaking. Priced at 148 CAD, it offers value comparable to 200+ denim, using organic cotton, TENCEL lyocell, and recycled polyester for sustainability. Inseam options include 32 and 36 inches across sizes, and care instructions support longevity.

Verified claims

Rise: Straight slim fit with a regular rise: 10.5-inch front, 15-inch back, unchanged across seasons.
Inseam: Sizes 30-32, 31-32, 32-32, 32-36: inseam 32-inch (first three) or 36-inch (32-36).
Fit consistency: Mavi's 30+ years of denim fit engineering and the Le 31 pre-selection ensure the Marcus consistently fits as expected.
Moisture control: Lyocell blend has 13% moisture regain, reducing sticky feel, and provides a cooler, smoother touch.
Color fastness: Deep indigo dye penetrates uniformly and won't develop white streaking after washing.
Moisture management: Lyocell fibers absorb and release moisture faster than cotton, reducing sticky feeling on humid days.
Value proposition: $148, comparable to $200+ denim in fabric quality and eco-friendly materials.
Sustainability: Organic cotton, closed-loop TENCEL lyocell, and recycled polyester form the fabric's core.
Longevity: Shape-memory recycled polyester reduces washing and care instructions extend garment life.
Color appearance: Appears nearly black indoors, deep navy in daylight.
Color care: Machine wash inside out in cold water, tumble dry low heat, and wash less often to preserve the deep indigo color.
Denim quality: Turkish mill denim delivers quality equal to $200+ jeans.
Fabric performance: Lyocell wicks moisture and recycled polyester maintains the jean's shape.
Color versatility: Nocturnal Indigo appears nearly black indoors but deep navy in sunlight.
Hardware quality: Mavi generally uses metal hardware, but this is unconfirmed for this style.

Product record

Title: Marcus Nocturnal Indigo Jean Straight, Slim Fit
Brand: Mavi
Price: 148 CAD
Availability: In stock

Deep Research

Value compared to other jeans at this price

Incorporating lyocell — sold under the brand name Tencel — instead of or alongside cotton imparts a cooler, smoother feel and better moisture wicking, which directly impacts comfort in a slim-fit jean that hugs the legs.
The 'Mavi at Le 31' designation indicates this jean was selected for Simon's premium denim bar, a boutique within the store that filters for brands with proven fit and quality; for the buyer, that means a pre-vetted product in a sea of indistinguishable mid-range denim.
Recycled polyester adds wrinkle resistance and helps the denim recover its shape after wear, counteracting the knee-bagging typical of 100% cotton jeans that don't rely on elastane — extending the jean's smart appearance between washes.

Mavi's reputation for quality and fit

The Marcus is one of Mavi's signature fits, a slim-straight silhouette with a regular rise that has remained a core style across multiple seasons — for buyers who find the skinny taper too restrictive and the classic straight too baggy, it's a consistent, no-surprises cut that Mavi has refused to alter because it already works.
Mavi has been a denim-first brand since its 1991 launch in Istanbul, giving it over 30 years of specialized R&D in stretch denim blends and fit engineering — a pedigree that puts it on par with established European denim houses but with a price-to-quality ratio that leans more accessible.
Mavi has cultivated a loyal following that values its reliable fits and durable construction, often cited on style forums as a smarter buy than overpriced designer denim — the kind of word-of-mouth that sustains a brand without heavy marketing spend.
The inclusion of recycled polyester in this blend aligns with Mavi's broader sustainability initiatives, which have incorporated organic cotton and recycled fibers since the late 2010s — making the $148 outlay partly a vote for a more eco-conscious production cycle without the green premium markup.
Turkey is a global hub for denim manufacturing, with a long tradition of cotton cultivation and textile production, and Mavi sources its denim from premium Turkish mills that also supply high-end European labels — so the fabric quality in this $148 jean likely meets or exceeds that of $200+ contemporary brands.
The fabric omits elastane entirely, a deliberate choice that preserves a vintage-like dry hand and minimizes the risk of bagging out, appealing to purists who want stretch without the synthetic sheen or short lifecycle of spandex-blend jeans.

How the stretch works without elastane

Because the yarn is 100% dyeable without an undyeable spandex core, the deep indigo penetrates uniformly; the Marcus jean won’t develop the white crosshatch streaking or marbling that often appears on spandex denim after washing when the elastane filament shows through the surface.
Lyocell absorbs and releases moisture faster than cotton, with a regain of about 13% versus cotton’s 8.5%, which means the jean actively reduces that sticky, overheated feeling on humid days—an advantage no spandex-blend denim can match because spandex is entirely hydrophobic and traps perspiration against the skin.
Lyocell is produced from wood pulp in a closed-loop solvent process and is inherently biodegradable, whereas spandex is a polyurethane-based fiber that persists in landfills; choosing this jean means getting stretch without the microfiber pollution that comes from washing conventional stretch denim.
The recycled polyester in the blend functions as a shape-memory fiber: it has high elastic recovery and low moisture absorption, helping the knee and seat areas snap back after extended sitting, so the slim straight silhouette stays crisp longer than a cotton-lyocell blend alone could manage.
Mavi achieves stretch in the Marcus jean without elastane by relying on lyocell—a fiber whose long, continuous fibrils provide natural give and recovery when woven into a dense twill; the fabric moves with the body rather than constricting, and the stretch is built into the yarn structure, so there’s no rubbery snapping sensation that low-quality spandex can produce.

Image Analysis

3 images

01: Product
Front view of a pair of dark indigo straight-slim jeans worn by a model; visible front waist, pockets, belt loops, center fly area, seams, and full-length legs with a slight break at the hem.
Overall silhouetteFull-length straight leg jeans with a slim, tapered appearance through the thigh and a modest break over the shoe.
1 region
x 0.28 · y 0.26 · w 0.44 · h 0.66 (high)
Waistband and closureVisible waistband with belt loops and a centered front closure; top button and fly area visible though fly detail is partly obscured by the cardigan and shirt.
1 region
x 0.37 · y 0.31 · w 0.26 · h 0.12 (high)
Front pocketsStandard curved front pockets with a visible coin pocket area on the right front; pocket openings lie flat against the hips.
1 region
x 0.33 · y 0.38 · w 0.30 · h 0.18 (high)
Seams and constructionVisible vertical inseam and outseam stitching along the legs and reinforced stitching at pocket edges and waistband.
1 region
x 0.30 · y 0.40 · w 0.40 · h 0.54 (high)
Denim texture and finishDark indigo denim with subtle, slightly lighter vertical shading and mild whiskering at the upper thigh area.
1 region
x 0.32 · y 0.40 · w 0.36 · h 0.30 (high)
Hem and fit at ankleHem falls over the top of the shoe with a small folded break, showing a standard finished hem.
1 region
x 0.34 · y 0.80 · w 0.32 · h 0.14 (high)
Other
Studio shot of a male model wearing the jeans with a cardigan and white tee against a neutral light background; soft, even lighting with subtle floor shadow and full-body framing.
Model styling and layersModel wears a dark blue buttoned cardigan over a white crew neck T-shirt; cardigan is open revealing the shirt and waistband of the jeans.
1 region
x 0.30 · y 0.12 · w 0.40 · h 0.38 (high)
Footwear visibleBlack leather loafers visible at the bottom of the frame, partly covered by the jean hems.
1 region
x 0.34 · y 0.88 · w 0.32 · h 0.10 (high)
Background and lightingPlain light neutral studio background with soft even lighting and minimal visible shadows behind the model.
Shot compositionFull-body vertical framing centered on the model with slight space above the head and the feet near the bottom edge.
Colors
dark indigo· jeans fabric#292E4A
02: Product
Front view of a pair of dark indigo straight-slim jeans worn on a model from waist to shoes, showing front pockets, belt loops, button closure, subtle thigh fading, and full-length legs with slight stacking at the hem.
SilhouetteFront-facing full-length view of fitted straight-slim trousers with a narrow thigh and a straight fall to the hem.
1 region
x 0.14 · y 0.12 · w 0.58 · h 0.78 (high)
Waistband and closureVisible waistband with belt loops and a single metal top button at center front above the fly area.
1 region
x 0.30 · y 0.06 · w 0.40 · h 0.12 (high)
Front pocketsTwo front pockets are visible with a small coin pocket opening visible at the right front pocket area.
2 regions
x 0.18 · y 0.14 · w 0.28 · h 0.16 (high); x 0.50 · y 0.14 · w 0.22 · h 0.16 (high)
Denim surface and finishDark indigo denim with subtle horizontal fading and whisker-like lighter lines across the upper thigh and slight vertical texture from the weave.
1 region
x 0.18 · y 0.20 · w 0.64 · h 0.46 (high)
Hem and stackingFull-length hems fall over the shoes with minimal stacking and a soft fold at the hemline where fabric meets the shoe.
1 region
x 0.20 · y 0.76 · w 0.60 · h 0.20 (high)
Visible stitchingTone-on-tone stitching along seams and pocket edges, slightly visible against the dark indigo fabric.
1 region
x 0.22 · y 0.12 · w 0.56 · h 0.60 (medium)
Other
Model shot on a plain light neutral background showing the lower torso and legs; model wears a white tee and black leather loafers. Soft studio lighting with slight shadows on the floor.
Shot compositionCropped full-body-from-waist view centered on the trousers, straight-on camera angle, neutral backdrop.
Model stylingModel is wearing a white short-sleeve top cropped at the waist and black leather penny-loafer style shoes visible at the bottom of the frame.
2 regions
x 0.28 · y 0.00 · w 0.44 · h 0.10 (high); x 0.18 · y 0.86 · w 0.64 · h 0.14 (high)
Background and lightingEven, soft studio lighting on a pale off-white seamless background producing soft shadows under the shoes.
Hands and poseModel's left hand is in the left front pocket and the right hand hangs relaxed at the side, partially visible.
2 regions
x 0.02 · y 0.00 · w 0.20 · h 0.26 (high); x 0.70 · y 0.08 · w 0.20 · h 0.28 (high)
Colors
dark indigo· denim legs#252D4A
03: Product
Rear view of a pair of dark indigo denim jeans worn by a model, showing back yoke, two patch pockets with subtle arcuate stitching, belt loops and a small rectangular rear waist patch.
Rear silhouetteFull rear view of slim-straight jeans on a model, showing a straight leg that falls with slight stacking at the hem and a fitted seat and upper thigh.
1 region
x 0.12 · y 0.08 · w 0.76 · h 0.86 (high)
Denim material and finishDark indigo denim with a uniform, slightly washed appearance and subtle vertical denim texture; no heavy whiskering or rips visible.
1 region
x 0.16 · y 0.22 · w 0.68 · h 0.66 (high)
Back pocketsTwo symmetrical patch pockets with single-line arcuate stitching in a slightly darker thread; pocket openings are straight across and pockets sit at the upper rear.
2 regions
x 0.28 · y 0.18 · w 0.18 · h 0.17 (high); x 0.53 · y 0.17 · w 0.19 · h 0.17 (high)
Rear waist patchSmall rectangular waist patch at the back right of the waistband, darker than the denim.
1 region
x 0.67 · y 0.09 · w 0.12 · h 0.05 (medium)
Belt loops and center back seamVisible belt loops along the waistband and a stitched center-back seam descending from the waistband between the pockets.
1 region
x 0.38 · y 0.07 · w 0.25 · h 0.14 (high)
Other
Studio product photo showing the model from the rear against a plain light background with soft, even lighting and minimal shadow; visible lower legs and shoes as props.
Shot compositionVertical studio shot centered on the model's lower torso and legs, cropped above the waist and below the ankles so shoes are partially visible.
1 region
x 0.06 · y 0.00 · w 0.88 · h 1.00 (high)
Background and lightingPlain light beige or off-white seamless background with soft diffuse lighting and minimal harsh shadows.
PropsBlack leather shoes worn by the model visible at the bottom of the image and excluded from product color entries.
1 region
x 0.21 · y 0.86 · w 0.64 · h 0.12 (high)
Colors
dark indigo· denim body#252B42dark charcoal· waist patch#151A24deep navy thread· pocket stitching#1E2439

Documents & Data

Customer Reviews

3 total

3 reviews · out of 5

Jeans Mavi

★★★★★Marie-Andrée P.March 4, 2026

Matériel souple et élastique. Confortable

Bien ajusté

★★★★★luc h.March 14, 2026

Coupe parfaite

Très Confortable

★★★★★Marie-Renée R.July 4, 2026

Jeans très confortable. Epouse les mouvements du corps à la perfection.

Q&A

5 answered

What is the exact rise measurement (low, mid, high) and the inseam lengths available beyond the sizes listed (e.g. 32-36 shown, but what about 30 or 34 inseam)?: This Marcus Nocturnal Indigo Jean has a regular rise (10.5" front rise, 15" back rise)[1]. Inseam lengths available for this color are 32" and 36" based on the size options shown (30-32, 31-32, 32-32, 32-36).
What is the fabric weight (oz) and the percentage breakdown of cotton, recycled polyester, and lyocell in the stretch blend?: The exact fabric weight is not published. The listing describes a stretch blend of cotton, recycled polyester, and lyocell, but does not provide percentage breakdowns. A similar Mavi Marcus style (Midnight Supermove) uses 49% Tencel, 40% Cotton, 9% Polyester, 2% Elastane[1], but the Nocturnal Indigo fabric may differ.
How does the 'nocturnal indigo' color appear in natural daylight compared to the product photo - is it closer to black or a deep blue?: Nocturnal Indigo is described as a deep indigo colour, so it appears as a very dark blue in natural daylight — closer to a deep navy than black. Without direct customer photos, we recommend checking the product images in different lighting, as indigo denim can look nearly black indoors but shows blue tones in sunlight.
Are the buttons and rivets made of metal or coated plastic? What type of closure is used (zipper vs button fly)?: The product listing does not specify the button and rivet material. Mavi generally uses metal hardware on their denim, but we cannot confirm for this specific style. The closure is a zipper fly, as is standard on Mavi Marcus jeans.
What is the recommended washing method for this stretch denim to maintain its shape and color, and does it contain any elastane or spandex?: To maintain shape and color, we recommend washing this stretch denim inside out in cold water and tumble drying on low heat. The fabric blend listed is cotton, recycled polyester, and lyocell with no elastane mentioned, so it may rely on the lyocell and construction for stretch recovery rather than spandex.

Provenance

Merchant Link: https://www.simons.ca/en/men-clothing/jeans/straight/marcus-nocturnal-indigo-jean-straight-slim-fit--4907-26100?colourId=0
Updated: July 31, 2026