{"product":{"catalog_id":"510428fb-cd72-4e6b-9331-39b94680cd04","item_id":"1f958ab1632be8d599559d29ecb973b0da6f58a73c9b91d68efeeaecfc774844","title":"Herringbone Knit Jacket","description":"This is a men's single-breasted, two-button knit blazer in a gray herringbone wool, intended as a tailored layering piece for business-casual and smart-casual wear. It has notch lapels, a welt chest pocket, front patch pockets, side back vents, and a partial satiny lining. 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preemptively","key":"fit","provenance":{"productData":false,"reviews":false,"qna":false,"urls":["https://www.simons.ca/en/men-clothing/suit-jackets-blazers/long-version/herringbone-knit-jacket--21919-26305","https://www.apparelsearch.com/clothes/womens/w/wool/wool_sports_coats_guide_womens_wool_sports_coat.htm","https://iwto.org/wp-content/uploads/2026/03/IWTO-Wool-Notes-CH14-Performance.pdf"]}},{"value":"Six regular chest sizes from 38 to 48 in two-inch steps","key":"size range","provenance":{"productData":true,"reviews":false,"qna":false,"urls":["https://www.simons.ca/en/men-clothing/suit-jackets-blazers/long-version/herringbone-knit-jacket--21919-26305?colourId=20","https://www.simons.ca/en/men-clothing/suit-jackets-blazers/long-version/herringbone-knit-jacket--21919-26305"]}},{"value":"LONG cuts only at 44 and 46; 48 is regular only","key":"long 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knit","key":"lining","provenance":{"productData":true,"reviews":false,"qna":false,"urls":["https://www.brooksbrothers.com/classic-fit-herringbone-knit-sport-coat-in-wool-cotton/MM01232.html?dwvar_MM01232_Color=GRYM","https://pubs.nmsu.edu/_c/C208/","https://enzocustom.com/journal/on-the-lining-half-lined-quarter-lined-and-the-question-of-bemberg","https://dieworkwear.com/2016/03/16/different-ways-to-go-unlined/"]}},{"value":"Soft, springy wool knit that most wear comfortably over a thin shirt","key":"comfort","provenance":{"productData":false,"reviews":false,"qna":false,"urls":["https://www.brooksbrothers.com/classic-fit-herringbone-knit-sport-coat-in-wool-cotton/MM01232.html?dwvar_MM01232_Color=GRYM","https://iwto.org/wp-content/uploads/2026/03/IWTO-Wool-Notes-CH14-Performance.pdf"]}},{"value":"Knit wool gives slightly with wear and springs back to shape","key":"stretch and 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the pocket square; knitwear is less forgiving and it can bulge","key":"styling accessories","provenance":{"productData":true,"reviews":false,"qna":false,"urls":["https://www.gentlemansgazette.com/sweater-blazer-timeless-or-trend/"]}},{"value":"Smart-casual layer for chinos and a shirt, black jeans and a tee, or an Oxford and jeans","key":"styling and use","provenance":{"productData":false,"reviews":false,"qna":false,"urls":["https://www.ninesparis.com/blog/mens-knitwear-trends-of-the-season-n691","https://www.gentlemansgazette.com/sweater-blazer-timeless-or-trend/"]}},{"value":"Warm but breathable; suited to mid-season and layering","key":"warmth and breathability","provenance":{"productData":false,"reviews":false,"qna":false,"urls":["https://www.suitsexpert.com/blog/unstructured-blazer/","https://www.ninesparis.com/blog/mens-knitwear-trends-of-the-season-n691"]}},{"value":"Dry clean only; do not hand 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care","key":"durability","provenance":{"productData":false,"reviews":false,"qna":false,"urls":["https://iwto.org/wp-content/uploads/2026/03/IWTO-Wool-Notes-CH14-Performance.pdf","https://www.asi.k-state.edu/extension/sheep-and-goats/wool-judging-resources/CharacteristicsOfWool.pdf","https://pubs.nmsu.edu/_c/C208/"]}},{"value":"Flat 498 CAD across every size and length, with no tall or extended-size upcharge","key":"value","provenance":{"productData":true,"reviews":false,"qna":false,"urls":["https://www.simons.ca/en/men-clothing/suit-jackets-blazers/long-version/herringbone-knit-jacket--21919-26305?colourId=20"]}},{"value":"Check that the button closure sits flat when fastened; gapping is the most common knit-tailoring flaw","key":"fit check","provenance":{"productData":false,"reviews":false,"qna":false,"urls":["https://www.msdressly.com/blogs/reviews/what-is-sweater-blazer"]}},{"value":"Sleeves can be cuffed for a more casual line; buttoned cuffs are visible","key":"sleeve 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relaxed tailored fit through the back and shoulders, and a straight hem falling to just below the waist. It includes patch pockets, side vents, a partial satiny lining, and a two-button single-breasted front, and comes in a brown color from size 38-REG through 48-REG plus 44-LONG and 46-LONG. Note that the lining is only partial, so it is less fully lined than traditional suit jackets.","sourceIds":["source:1bbz4u99jvleb","source:1futo991g63oqv","source:1dvfler3as19h"]},{"productRef":"5e017e78-cd25-4434-ab3f-dc64d9b9f1ae","summary":"Choose this if you want a light grey chambray blazer in a stretch weave of 96 percent wool with 4 percent silk, with a partial lining described as allowing greater ease of movement, a natural-shoulder silhouette, patch pockets and tortoiseshell-look cuff buttons. It works for versatile dressing: Atelier Montréal suggests pairing it with wool trousers for a refined look or with denim or chinos for something more relaxed. Note that the listed variant is size 44 REG in Light Grey.","sourceIds":["source:19ruguksfomui","source:r3w6sf2nbc2","source:17pszhi1flw2s2"]},{"productRef":"a8ceaf36-e7ee-4385-b473-21d007f78686","summary":"Choose this if you want a tailored, single-breasted two-button blazer in a tonal Prince of Wales style check, made from the merchant's stretch wool weave with a touch of silk (96% wool, 4% silk) and partially lined for greater ease of movement. The long version falls just below the hips on the pictured model and features a notch lapel, piped flap pockets, and buttoned cuff details. 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