
Simons Maison
Tenceltm Lyocell Symphonie Duvet Cooling Casing
The TENCEL Lyocell Symphonie Duvet is a machine-washable bed duvet designed for cool, comfortable sleep, with a 300-thread-count TENCEL lyocell casing that wicks moisture and a hypoallergenic, odourless recycled polyester fill rated at 280 cubic inches per ounce. It uses partitioned tile construction to stabilize the fill and has stabilizer clips at each corner; available sizes are Twin 66 x 90 in (38 oz), Double 84 x 90 in (48 oz), Queen 90 x 95 in (54 oz), and King 108 x 95 in (65 oz). It is a Simons Maison exclusive designed in Canada and can be machine washed and dried.
- Material
- TENCEL™ lyocell casing with recycled polyester fill
- Gender
- unisex
- Category
- Home & Garden > Linens & Bedding > Bedding > Quilts & Comforters
Color
Specifications
Cooling duvet with a TENCEL™ lyocell casing and hypoallergenic recycled polyester fill, designed for thermoregulation and comfortable nights.
300-thread-count TENCEL™ lyocell casing; biodegradable ultra-lightweight fibre with efficient moisture wicking; 280 fill power; hypoallergenic and odourless recycled polyester fill; partitioned tile construction for fill stability; stabilizer clips at each corner; machine wash and dry.
- Material
- TENCEL™ lyocell casing with recycled polyester fill
- Secondary
- recycled-polyester
- Occasion
- everyday, homewear
- Gender
- unisex
- Age Group
- adult
- Condition
- new
- Category
- Home & Garden > Linens & Bedding > Bedding > Quilts & Comforters
Additional Attributes
- Simons Maison exclusive
- Designed in Canada
- Cooling
- Thermoregulating
- 300-thread-count
- TENCEL™ lyocell casing
- Biodegradable
- Ultra-lightweight
- Moisture wicking
- Fill power 280 cubic inches/ounce
- Hypoallergenic
- Odourless
- Recycled polyester fill
- Partitioned tile construction for fill stability
- Stabilizer clips at each corner
- Easy-care
- Machine wash and dry
- Available in Twin, Double, Queen, and King sizes
Product Insights
300-thread-count TENCEL™ lyocell casing over 100% recycled polyester fill The lyocell shell moderates moisture and temperature rather than blowing cold Temperature-neutral in use — the polyester core limits how cool it can feel Warm-weather weight: best above roughly 20–22 °C or for hot sleepers Wash cold on delicate, lay flat to dry, do not iron Queen is the per-square-foot sweet spot; Double carries the premium
Verified claims
- material
- 300-thread-count TENCEL™ lyocell casing over 100% recycled polyester fill
- cooling mechanism
- The lyocell shell moderates moisture and temperature rather than blowing cold
- warmth
- Temperature-neutral in use — the polyester core limits how cool it can feel
- loft
- Modest, even loft — not a down-like puffy look
- season
- Warm-weather weight: best above roughly 20–22 °C or for hot sleepers
- construction
- Partitioned tile construction keeps fill in defined zones
- durability
- Recycled poly fill in a quilted shell reported to hold up over years
- care
- Wash cold on delicate, lay flat to dry, do not iron
- care
- The 'machine wash and dry' bullet is looser than the care panel — follow the panel
- usage
- Usable bare as a finished white comforter, though a cover extends its life
- clips
- Four corner stabilizer clips grip insert and cover together
- installation
- Place each clip 5–8 cm in from the corner point, not at the tip
- maintenance
- Remove clips before washing and inspect clip points every few months
- fit
- Match the cover to the insert size, or no more than about 5 cm larger
- installation
- Roll the cover and insert together, align corners, then clip
- fit
- Twin and Double stop at 90" long; Queen and King run to 95"
- sizing
- Every size scales proportionally, so upsizing buys footprint only
- value
- Queen is the per-square-foot sweet spot; Double carries the premium
- appearance
- Plain off-white box-quilted finish with a low satin sheen
- construction
- Piped edges, double-stitched hems and a corner logo stitch
- fill
- Hypoallergenic, odourless recycled polyester fill
Product record
- Title
- Tenceltm Lyocell Symphonie Duvet Cooling Casing
- Brand
- Simons Maison
- Price
- 99 CAD
- Availability
- In stock
Buying Guide
1 comparison · 3 sourcesUses
Cool, comfortable nights with a breathable lyocell duvet
For sleepers who overheat at night, this duvet is designed for cool, comfortable sleep with a lightweight TENCEL™ lyocell casing that keeps you comfortably cool. Its recycled polyester fill is plush and hypoallergenic, and partitioned tile construction helps the fill stay evenly distributed.[1]
Product comparison
Compared within this brand.
| Tenceltm Lyocell Symphonie Duvet Cooling Casing: Choose this if you want a duvet marketed for cooler nights: its casing is 100% TENCEL™ lyocell, an ultra-lightweight, biodegradable fibre with moisture-wicking properties, though the cooling positioning comes from the product name and description rather than supporting performance data. Its 100% recycled polyester fill is hypoallergenic and odourless with plush comfort and partitioned tile construction for fill stability, and it is machine washable and dryable for easy care. It is available in twin, double, queen, and king sizes in white.[1] | Recycled Polyester Harmonie Duvet Light Fill: Choose this if you want a lightweight, hypoallergenic duvet with a 100% recycled polyester fill for a guest room, cottage, or first apartment, or if you need a cover that is easy to pull up and machine washable and dryable. Reviewers describe it as light yet warm, with corner tabs to anchor the cover and sewn-through boxes that keep the fill in place. Note that per the analyzed reviews, the synthetic fill can trap heat in hot rooms without air conditioning, and it may need layering in deep winter or a lighter option at the peak of summer.[2] | Sonatine Recycled Polyester Duvet All-Season Fill: Choose this if you want an easy-care, hypoallergenic duvet with a 100% recycled polyester fill and 100% cotton casing that machine washes and dries, with sewn-through box construction intended to keep the fill in place. Reviewers reported it as warm enough for winter yet thin enough not to overheat, and described a light, fluffy, cocooning feel that suits kids' beds and guest rooms. Note that several found it uncomfortably warm for summer sleeping without air conditioning, it feels notably light if you prefer a heavy comforter, and washing in a top-loading washer may cause the fill to clump and reduce insulation.[3] |
Image Analysis
3 images- 01

Product
A quilted box-stitched duvet in a warm off-white/cream tone is displayed on a bed with two white pillowcases and a folded top layer. Visible construction details include large square baffles, edge stitching, and a stitched square logo at the lower right corner.
- Duvet quilting patternLarge square box baffle quilting covering the duvet top, with visible horizontal and vertical stitch lines forming a grid.
1 region
x 0.03 · y 0.35 · w 0.94 · h 0.54 (high) - Duvet fabric finishSmooth fabric with a soft, slightly satiny sheen and a warm off-white or cream appearance.
1 region
x 0.05 · y 0.40 · w 0.60 · h 0.45 (high) - Folded top layerTop edge of the duvet is folded back to reveal a slightly lighter inner layer or lining with soft drape and small wrinkles where folded.
1 region
x 0.18 · y 0.16 · w 0.60 · h 0.18 (high) - PillowcasesTwo rectangular pillows with white pillowcases positioned at the head of the bed; covers appear smooth and plain with minimal visible seams.
1 region
x 0.05 · y 0.02 · w 0.60 · h 0.22 (high) - Corner stitched markA small stitched square logo or reinforcement stitch is visible on the duvet's lower right corner consisting of concentric square stitching.
1 region
x 0.83 · y 0.78 · w 0.15 · h 0.18 (high) - Edge constructionDuvet edge shows single-line perimeter stitching and a slightly rounded lower hem where it hangs over the mattress.
1 region
x 0.02 · y 0.82 · w 0.96 · h 0.16 (medium)
Other
Bedroom staging with a low wooden bedside shelf and a decorative earthenware jug, light wood floor, neutral wall, and soft directional lighting from the left creating gentle shadows.
- Bedside shelf and propA low wooden bedside shelf unit at the right edge of the frame with an earthenware jug placed inside one cubby.
1 region
x 0.72 · y 0.44 · w 0.26 · h 0.34 (high) - FlooringLight-colored wood floor visible beneath the bed extending to the front of the image.
1 region
x 0.02 · y 0.88 · w 0.96 · h 0.10 (high) - Lighting and shadowSoft directional lighting from the left produces gentle highlights on the duvet and pillows and a shadowed area on the wall behind the pillows.
- Image framingFrontal composition cropped to show lower two-thirds of the bed and bedside area; top of headboard is not visible.
Colors
warm cream· duvet top#F9EEECbright white· pillowcases- Duvet quilting patternLarge square box baffle quilting covering the duvet top, with visible horizontal and vertical stitch lines forming a grid.
- 02

Product
Close-up of a folded duvet casing showing a folded corner with visible piped edge, stitched seams and quilted baffle lines; smooth lyocell-like fabric with a low sheen and soft fill loft visible in the folded layers.
- Folded corner with piped edgeProminent folded corner of the duvet revealing the inner layer; edge has a narrow piped seam that follows the curve of the fold and is slightly raised from the fabric surface.
1 region
x 0.48 · y 0.18 · w 0.45 · h 0.30 (high) - Stitching along seamSingle-row straight stitching visible along the folded edge and seams, evenly spaced and matching the fabric color.
1 region
x 0.36 · y 0.22 · w 0.50 · h 0.18 (high) - Quilted baffle linesHorizontal quilted baffle lines run beneath the folded corner, creating shallow rectangular padded channels filled with soft loft.
1 region
x 0.05 · y 0.60 · w 0.90 · h 0.32 (high) - Fabric finish and textureSmooth, tightly woven fabric with a subtle satin-like low sheen and no visible nap or pile.
- Visible inner layerInner underside of the duvet is exposed at the fold and appears slightly brighter and smoother than the outer layer.
1 region
x 0.58 · y 0.25 · w 0.28 · h 0.28 (high) - Background pillowA pillow or pillowcase is visible in the upper background, made from the same or very similar fabric and color as the duvet.
1 region
x 0.10 · y 0.00 · w 0.80 · h 0.20 (medium)
Other
Studio-style bedding close-up with soft, even lighting creating gentle shadows; product fills most of the frame and is shot from a slightly elevated angled perspective.
- Shot compositionTight detail shot focused on the folded corner of the duvet, framing the fold and adjacent quilted panels; image crops the duvet edges outside the frame.
- LightingSoft, diffused lighting from above-left producing subtle highlights on the fabric and soft shadows in the folds.
- Support surfaceThe duvet rests on a flat bedding surface that shares the same color family but is visually distinct by its flatter appearance.
1 region
x 0.00 · y 0.64 · w 1.00 · h 0.36 (medium) - Image qualityHigh-resolution photograph with clear focus on fabric texture and seams; minimal visible noise.
Colors
ivory· outer fabricsoft white· inner underside#FAF0EEbright ivory· piping/seam- Folded corner with piped edgeProminent folded corner of the duvet revealing the inner layer; edge has a narrow piped seam that follows the curve of the fold and is slightly raised from the fabric surface.
- 03

Product
Close-up of a light cream duvet casing corner showing a folded corner with stitched hem, a diagonal corner tab, and quilted internal baffle channels with parallel stitching; fabrics show a smooth satin-like face and a slightly matte quilted backing.
- Folded corner with hemVisible folded corner of the duvet casing with a double-stitched hem and neat corner stitching where the top layer folds back over itself.
1 region
x 0.19 · y 0.34 · w 0.47 · h 0.42 (high) - Diagonal corner tabSmall triangular corner tab or reinforcement at the inner corner formed by overlapping fabric layers and visible stitching, oriented diagonally toward the upper-right.
1 region
x 0.47 · y 0.26 · w 0.18 · h 0.18 (high) - Smooth satin-like face fabricOuter face fabric appears smooth with a soft satin-like sheen and very fine, even surface texture with minimal visible weave.
1 region
x 0.02 · y 0.39 · w 0.64 · h 0.45 (high) - Quilted baffle channelsUnderlying layer shows quilted baffle channels with parallel, slightly raised stitched lines forming elongated rectangular sections; stitching is evenly spaced and visible through the fabric.
1 region
x 0.35 · y 0.04 · w 0.60 · h 0.34 (high) - Subtle surface creasingGentle creases and soft folds where the fabric layers overlap, creating slight variations in tone from shadows and fabric compression.
1 region
x 0.10 · y 0.20 · w 0.80 · h 0.70 (medium)
Other
Soft, diffuse lighting from above-left produces gentle shadows; image is a close-up crop focusing on the duvet corner with a neutral out-of-focus background surface.
- Shot compositionTight close-up crop focused on a corner and overlapping layers of the duvet; edges of the product extend beyond the frame on multiple sides.
- Lighting and shadowsSoft, diffuse lighting creates mild highlights on the satin-like fabric and soft shadows along folds and stitched seams, suggesting a controlled studio light source.
- Supporting surfaceA flat, neutral-toned surface is visible beneath the duvet layers at the bottom of the image and appears smooth and matte.
1 region
x 0.08 · y 0.78 · w 0.84 · h 0.20 (medium)
Colors
warm off-white· outer face fabricpale cream· quilted interior layer- Folded corner with hemVisible folded corner of the duvet casing with a double-stitched hem and neat corner stitching where the top layer folds back over itself.
Variants
4 SKUs| SKU | Title | Price | Avail |
|---|---|---|---|
| 4702450 | Tenceltm Lyocell Symphonie Duvet Cooling Casing - White - Twin | CA$99.00 | Yes |
| 4702452 | Tenceltm Lyocell Symphonie Duvet Cooling Casing - White - Double | CA$129.00 | Yes |
| 4702440 | Tenceltm Lyocell Symphonie Duvet Cooling Casing - White - Queen | CA$139.00 | Yes |
| 4702454 | Tenceltm Lyocell Symphonie Duvet Cooling Casing - White - King | CA$169.00 | Yes |