{"product_id":"memory-foam-office-chair-back-cushion-ergonomic-lumbar-support-cushion-for-desk-chair-in-navy-blue-grey","title":"Memory Foam Office Chair Back Cushion – Ergonomic Lumbar Support Cushion for Desk Chair in Navy Blue \u0026 Grey","description":"\u003ch2\u003eMemory Foam Office Chair Back Cushion – Ergonomic Lumbar Support for Desk Chairs, Home Offices \u0026amp; More\u003c\/h2\u003e\n\n\u003cp\u003eLooking for a \u003cstrong\u003ememory foam office chair back cushion\u003c\/strong\u003e that actually supports your lumbar spine during long work sessions? This ergonomic back cushion is filled with slow-rebound memory foam and covered in a soft cotton patchwork fabric — designed to fit the natural curve of the lower back and reduce the pressure and fatigue that builds up during extended sitting. At 38x12x44cm, it fits most office chairs, desk chairs, and car seats. Available in Navy Blue and Silver Moon Grey. Explore more office and wellness essentials in our \u003ca href=\"\/collections\/health-and-wellness\"\u003eHealth and Wellness collection\u003c\/a\u003e and \u003ca href=\"\/collections\/office-accessories\"\u003eOffice Accessories collection\u003c\/a\u003e.\u003c\/p\u003e\n\n\u003ch3\u003eKey Features\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eMemory foam filling\u003c\/strong\u003e — slow-rebound foam conforms to the shape of your lower back, distributing pressure evenly and reducing lumbar fatigue during long sitting sessions\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eErgonomic lumbar support shape\u003c\/strong\u003e — 38x12x44cm profile designed to support the natural inward curve of the lumbar spine\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eSoft cotton patchwork cover\u003c\/strong\u003e — breathable, skin-friendly fabric that stays comfortable during extended use\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eSolid colour, modern design\u003c\/strong\u003e — clean, professional aesthetic in Navy Blue or Silver Moon Grey that suits any office or home workspace\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eVersatile fit\u003c\/strong\u003e — suitable for office chairs, desk chairs, car seats, sofas, and dining chairs\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eLightweight at ~1kg\u003c\/strong\u003e — easy to move between chairs or take to the office\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eProduct Specifications\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eFilling:\u003c\/strong\u003e Memory Foam (slow rebound)\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eCover Material:\u003c\/strong\u003e Cotton\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eWeaving Process:\u003c\/strong\u003e Patchwork\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003ePattern:\u003c\/strong\u003e Solid colour\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eDimensions:\u003c\/strong\u003e 38 x 12 x 44 cm\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eColours:\u003c\/strong\u003e Navy Blue, Silver Moon Grey\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eWeight:\u003c\/strong\u003e ~1kg\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eApplications:\u003c\/strong\u003e Office chairs, desk chairs, car seats, sofas, dining chairs\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003ePackage Includes:\u003c\/strong\u003e 1 x Memory Foam Back Cushion\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cimg style=\"display: block; margin: 0 auto;\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0715\/8595\/6114\/files\/memory-foam-office-chair-cushion-back-ex-stock-canada-5.jpg?v=1756957298\" alt=\"Memory foam office chair back cushion navy blue ergonomic lumbar support 38x12x44cm\"\u003e\n\n\u003cp\u003eThe memory foam filling is the core of what makes this \u003cstrong\u003eoffice chair back cushion\u003c\/strong\u003e effective. Unlike standard polyester-filled cushions that compress flat within weeks, slow-rebound memory foam maintains its shape and support over time — consistently filling the gap between your lower back and the chair back to keep your spine in a neutral, supported position throughout the workday.\u003c\/p\u003e\n\n\u003cimg style=\"display: block; margin: 0 auto;\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0715\/8595\/6114\/files\/memory-foam-office-chair-cushion-back-ex-stock-canada-6.jpg?v=1756957299\" alt=\"Memory foam office chair back cushion silver moon grey lumbar support desk chair\"\u003e\n\u003cimg style=\"display: block; margin: 0 auto;\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0715\/8595\/6114\/files\/a55f102b-0edf-4de0-811c-2e46afa8f636.jpg?v=1731997407\" alt=\"Ergonomic lumbar support cushion memory foam cotton cover for office chair\"\u003e\n\n\u003cp\u003eThe cotton patchwork cover is soft against the back and more breathable than synthetic fabric covers — reducing heat build-up during long sitting sessions. The solid colour design in Navy Blue or Silver Moon Grey is professional and understated, fitting naturally into any office or home workspace without looking out of place.\u003c\/p\u003e\n\n\u003cimg style=\"display: block; margin: 0 auto;\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0715\/8595\/6114\/files\/588a8ce5-dc19-4570-b20b-ae164368e0bb.jpg?v=1731997410\" alt=\"Memory foam back cushion on office desk chair lumbar support seated position\"\u003e\n\u003cimg style=\"display: block; margin: 0 auto;\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0715\/8595\/6114\/files\/0103ff3e-b5cf-4a78-a6eb-fbb9fcac4e64.jpg?v=1731997412\" alt=\"Office chair back cushion 38x12x44cm navy blue memory foam lumbar\"\u003e\n\u003cimg style=\"display: block; margin: 0 auto;\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0715\/8595\/6114\/files\/89eeaa70-1558-42fb-b4f1-684cc7a1a6e3.jpg?v=1731997415\" alt=\"Memory foam lumbar cushion grey for desk chair home office and car seat\"\u003e\n\u003cimg style=\"display: block; margin: 0 auto;\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0715\/8595\/6114\/files\/637fd53d-88bb-4af7-8e7a-3c9ec568ef16.jpg?v=1731997417\" alt=\"Ergonomic back support cushion memory foam cotton patchwork cover\"\u003e\n\u003cimg style=\"display: block; margin: 0 auto;\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0715\/8595\/6114\/files\/69754803-886e-4af5-8ff8-157d48424749.png?v=1731997419\" alt=\"Memory foam office chair back cushion dimensions 38x12x44cm size guide\"\u003e\n\n\u003ch3\u003eWho This Is For\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003eOffice workers and remote workers who sit for 6‱0+ hours a day and experience lower back pain or fatigue\u003c\/li\u003e\n  \u003cli\u003eAnyone whose office chair lacks adequate built-in lumbar support\u003c\/li\u003e\n  \u003cli\u003eDrivers who want lumbar support during long commutes or road trips\u003c\/li\u003e\n  \u003cli\u003eStudents and gamers who spend extended hours at a desk and need better back support\u003c\/li\u003e\n  \u003cli\u003eAnyone recovering from lower back strain who needs gentle, consistent lumbar support during seated activities\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eFAQ\u003c\/h3\u003e\n\n\u003cp\u003e\u003cstrong\u003eWill this fit my office chair?\u003c\/strong\u003e\u003cbr\u003eAt 38x12x44cm, this cushion fits most standard office chairs, desk chairs, and car seats. It is designed to sit against the chair back and support the lumbar region. Most cushions of this type attach via a strap or sit in place by friction — check the product images for attachment details.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eHow is memory foam better than standard cushion filling?\u003c\/strong\u003e\u003cbr\u003eStandard polyester or foam cushions compress flat over time and lose their support. Memory foam is slow-rebound — it conforms to the shape of your back under pressure, then gradually returns to its original shape when you stand up. This means consistent, personalised support that doesn’t degrade as quickly as standard filling.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eIs the cover removable for washing?\u003c\/strong\u003e\u003cbr\u003eThe cover is made from cotton patchwork fabric. Check the product for a removable cover zip before washing. If removable, hand wash or machine wash on a gentle cycle. Do not wash the memory foam core — spot clean only.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eWhat colours are available?\u003c\/strong\u003e\u003cbr\u003eNavy Blue and Silver Moon Grey — both solid colours with a clean, professional look suited to office and home workspace environments.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eWhat are the shipping options?\u003c\/strong\u003e\u003cbr\u003eWe ship worldwide with standard and expedited options available at checkout. Delivery times vary by destination — see checkout for your estimated arrival.\u003c\/p\u003e\n\n\u003cp\u003eAt EX-STOCK, our ergonomic office and wellness products are sourced from verified suppliers who meet our standards for material quality and comfort performance. This \u003cstrong\u003ememory foam office chair back cushion\u003c\/strong\u003e is part of our curated Health and Wellness and Office Accessories ranges — chosen for people who want better back support without replacing their entire chair. Discover more in our \u003ca href=\"\/collections\/health-and-wellness\"\u003eHealth and Wellness collection\u003c\/a\u003e.\u003c\/p\u003e","brand":"EX-STOCK Canada","offers":[{"title":"Navy Blue","offer_id":53185749680425,"sku":"CJJT163300601AZ","price":60.99,"currency_code":"CAD","in_stock":true},{"title":"Grey","offer_id":53185749713193,"sku":"CJJT163300602BY","price":60.99,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0747\/6225\/6681\/files\/memory-foam-office-chair-cushion-back-ex-stock-canada-1.jpg?v=1778966312","url":"https:\/\/konnichiwa.ca\/products\/memory-foam-office-chair-back-cushion-ergonomic-lumbar-support-cushion-for-desk-chair-in-navy-blue-grey","provider":"こんにちはマート | KON NICHIWA MART","version":"1.0","type":"link"}