{"product_id":"adjustable-memory-foam-back-cushion-waist-pillow-set-japanese-style-lumbar-support-for-office-chair-sofa","title":"Adjustable Memory Foam Back Cushion \u0026 Waist Pillow Set – Japanese Style Lumbar Support for Office Chair \u0026 Sofa","description":"\u003ch2\u003eAdjustable Memory Foam Back Cushion \u0026amp; Waist Pillow Set – Japanese Style Lumbar Support for Office Chairs \u0026amp; Sofas\u003c\/h2\u003e\n\n\u003cp\u003eLooking for a \u003cstrong\u003eback cushion and waist pillow set\u003c\/strong\u003e that supports both your lumbar spine and mid-back in one coordinated system? This Japanese-style memory foam cushion set includes a large back cushion (40x50x14cm) and a smaller waist pillow (22x12x5cm) — designed to work together to fill the gap between your back and the chair, supporting the natural S-curve of the spine from the waist up. Memory foam filling, soft cotton splicing cover, and a clean black-grey colourway that suits any office or home setting. Explore more ergonomic essentials in our \u003ca href=\"\/collections\/office-accessories\"\u003eOffice Accessories collection\u003c\/a\u003e and \u003ca href=\"\/collections\/health-and-wellness\"\u003eHealth and Wellness collection\u003c\/a\u003e.\u003c\/p\u003e\n\n\u003ch3\u003eKey Features\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eDual-piece adjustable system\u003c\/strong\u003e — large back cushion (40x50x14cm) + waist pillow (22x12x5cm) work together to support the full lumbar and mid-back region\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eMemory foam filling\u003c\/strong\u003e — slow-rebound memory cotton conforms to the shape of your back and maintains consistent support without compressing flat\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eJapanese minimalist style\u003c\/strong\u003e — clean splicing design in black-grey; understated and professional for office, home, and sofa use\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eCotton splicing cover\u003c\/strong\u003e — soft, breathable fabric that stays comfortable during extended sitting sessions\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eAdjustable positioning\u003c\/strong\u003e — the two-piece design allows you to position each cushion independently to match your chair and body proportions\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eVersatile use\u003c\/strong\u003e — suitable for office chairs, desk chairs, sofas, car seats, and dining chairs\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eSingle colour option\u003c\/strong\u003e — black-grey; a neutral, professional tone that works in any environment\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 (memory cotton, 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 Splicing\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eStyle:\u003c\/strong\u003e Japanese minimalist\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003ePattern:\u003c\/strong\u003e Solid colour\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eColour:\u003c\/strong\u003e Black Grey\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eLarge Cushion Size:\u003c\/strong\u003e 40 x 50 x 14 cm\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eWaist Pillow Size:\u003c\/strong\u003e 22 x 12 x 5 cm\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, sofas, car seats, dining chairs\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003ePackage Includes:\u003c\/strong\u003e 1 x Back Cushion + 1 x Waist Pillow\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\/adjustable-back-cushion-waist-pillow-ex-stock-canada-5.jpg?v=1756957295\" alt=\"Adjustable memory foam back cushion and waist pillow set black grey Japanese style lumbar support\"\u003e\n\n\u003cp\u003eThe two-piece design is what sets this \u003cstrong\u003eback cushion and waist pillow set\u003c\/strong\u003e apart from single lumbar pads. The large cushion supports the full back surface against the chair, while the smaller waist pillow can be positioned precisely at the lumbar curve — filling the gap that most office chairs leave unsupported. Together, they create a layered support system that keeps the spine in a neutral 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\/62ac0b80-9a57-4826-b922-e34cd7e1398a.jpg?v=1731997374\" alt=\"Memory foam back cushion 40x50x14cm and waist pillow 22x12x5cm set for office chair\"\u003e\n\u003cimg style=\"display: block; margin: 0 auto;\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0715\/8595\/6114\/files\/ad3dd131-8627-49f4-8db9-90aa29f4f79f.jpg?v=1731997377\" alt=\"Japanese style memory foam cushion set black grey cotton splicing cover\"\u003e\n\n\u003cp\u003eThe memory foam filling in both pieces responds to the weight and warmth of your body — softening and contouring to your back’s unique shape within minutes of sitting down. Unlike standard foam or polyester cushions that compress unevenly and lose their shape, memory cotton maintains its support profile session after session. The cotton splicing cover adds a layer of breathability that prevents the heat build-up common with synthetic-covered cushions.\u003c\/p\u003e\n\n\u003cimg style=\"display: block; margin: 0 auto;\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0715\/8595\/6114\/files\/7a85315d-fba3-425d-b625-0923b578acbb.jpg?v=1731997380\" alt=\"Adjustable back cushion and waist pillow positioned on office desk chair\"\u003e\n\u003cimg style=\"display: block; margin: 0 auto;\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0715\/8595\/6114\/files\/6ba537f7-f73d-42c0-a195-82bc132e515d.jpg?v=1731997383\" alt=\"Memory foam lumbar support cushion set for sofa and home office use\"\u003e\n\u003cimg style=\"display: block; margin: 0 auto;\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0715\/8595\/6114\/files\/260d3fe4-dcd0-463e-89c8-567e9e8de0a1.jpg?v=1731997386\" alt=\"Japanese style back cushion waist pillow set dimensions 40x50x14cm and 22x12x5cm\"\u003e\n\n\u003ch3\u003eWho This Is For\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003eOffice workers and remote workers who need full back and lumbar support during long desk sessions\u003c\/li\u003e\n  \u003cli\u003eAnyone whose office chair lacks both mid-back and lumbar support and wants a complete cushion solution\u003c\/li\u003e\n  \u003cli\u003ePeople who prefer a Japanese minimalist aesthetic for their workspace and want a cushion set that looks intentional rather than clinical\u003c\/li\u003e\n  \u003cli\u003eSofa users who want better back support during extended TV, reading, or gaming sessions\u003c\/li\u003e\n  \u003cli\u003eAnyone who has tried single lumbar pillows and found them insufficient for full back support\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eFAQ\u003c\/h3\u003e\n\n\u003cp\u003e\u003cstrong\u003eWhat is the difference between this and a single lumbar cushion?\u003c\/strong\u003e\u003cbr\u003eA single lumbar cushion supports only the lower back. This two-piece set includes a large back cushion that supports the full back surface plus a smaller waist pillow that targets the lumbar curve specifically — giving you layered, adjustable support across a wider area of the spine.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eHow do the two pieces work together?\u003c\/strong\u003e\u003cbr\u003eThe large cushion (40x50x14cm) sits against the chair back to provide a soft, supportive surface for the full back. The smaller waist pillow (22x12x5cm) is positioned at the lumbar region — either between the large cushion and your back, or independently at the waist — to fill the lumbar gap and maintain the spine’s natural inward curve.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eIs the cover removable for washing?\u003c\/strong\u003e\u003cbr\u003eThe cover is made from cotton splicing 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\u003eWill it fit my chair?\u003c\/strong\u003e\u003cbr\u003eThe large cushion at 40x50x14cm fits most standard office chairs and sofas. The waist pillow at 22x12x5cm is compact enough to position precisely regardless of chair size. Both pieces can be used independently or together depending on your chair dimensions and support needs.\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\u003eadjustable memory foam back cushion and waist pillow set\u003c\/strong\u003e is part of our curated Office Accessories and Health and Wellness ranges — chosen for people who want a complete, adjustable back support solution for their workspace. 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":"Black grey","offer_id":52576713998623,"sku":"CJJT169749001AZ","price":57.99,"currency_code":"CAD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0962\/4177\/8975\/files\/adjustable-back-cushion-waist-pillow-ex-stock-canada-1.jpg?v=1779873765","url":"https:\/\/www.tigerzonetech.com\/products\/adjustable-memory-foam-back-cushion-waist-pillow-set-japanese-style-lumbar-support-for-office-chair-sofa","provider":"TIGER ZONE","version":"1.0","type":"link"}