{"product_id":"393808163-207041","title":"Subrtex 4 Inch King Mattress Topper, Gel Memory Foam Bed Topper with Removable Cover, Pressure Relieving for Old Mattress Upgrade, CertiPUR-US Certified","description":"\u003cdiv class=\"product-about-this-item\"\u003e\n\u003cdiv class=\"about-section about-product-description\"\u003e\u003csection class=\"expand-collapse-section\" id=\"item-product-details\"\u003e\u003cdiv class=\"expand-collapse-header flex justify-between items-center w-100\"\u003e\u003ch3 class=\"w-100 ma0 pa3 lh-copy normal f5\"\u003eProduct details\u003c\/h3\u003e\u003c\/div\u003e\n\u003cdiv class=\"expand-collapse-content\" data-testid=\"ui-collapse-panel\"\u003e\u003cdiv class=\"ph3 pb4 pt1\"\u003e\u003cdiv data-testid=\"product-description-content\"\u003e\n\u003cdiv class=\"dangerous-html mb3\"\u003eGive your old or firm mattress a comfortable upgrade without the cost of replacing it. The Subrtex Gel Memory Foam Mattress Topper adds a responsive comfort layer that gently conforms to your body, helps distribute weight evenly, and cushions pressure points for a more supportive sleep experience. The ventilated gel-infused memory foam design promotes airflow while maintaining balanced comfort throughout the night. Featuring a removable fitted cover for easy care, this topper is designed to refresh your existing mattress and create a better sleep surface on box springs, platform beds, and more. Made with CertiPUR-US certified foam for reliable quality and long-lasting performance.\u003c\/div\u003e\n\u003cdiv class=\"dangerous-html mb3\"\u003e\n\u003cul\u003e  \u003cli\u003e   \u003cp\u003e\u003cstrong\u003eRefresh Your Existing Mattress:\u003c\/strong\u003e\u003cbr\u003e     Give a firm, aging, or uncomfortable mattress a comfort upgrade without replacing the entire bed. The responsive memory foam adds an extra cushioning layer while maintaining balanced comfort and support for a more comfortable sleep surface.\u003c\/p\u003e\n\u003c\/li\u003e  \u003cli\u003e   \u003cp\u003e\u003cstrong\u003eBody-Conforming Pressure Relief:\u003c\/strong\u003e\u003cbr\u003e     High-density memory foam gently conforms to your body's natural curves and helps distribute weight evenly, cushioning pressure points around the shoulders, hips, and back for enhanced comfort throughout the night.\u003c\/p\u003e\n\u003c\/li\u003e  \u003cli\u003e   \u003cp\u003e\u003cstrong\u003eVentilated Gel-Infused Memory Foam:\u003c\/strong\u003e\u003cbr\u003e     The ventilated foam structure promotes airflow throughout the topper, while responsive gel-infused memory foam adapts to your body for consistent comfort and support across the sleep surface.\u003c\/p\u003e\n\u003c\/li\u003e  \u003cli\u003e   \u003cp\u003e\u003cstrong\u003eRemovable Bamboo Rayon Blend Cover:\u003c\/strong\u003e\u003cbr\u003e     Unlike exposed foam toppers, this mattress topper comes with a removable cover made from 90% polyester and 10% rayon made from bamboo for a comfortable, breathable sleep surface and easier everyday care. The cover is machine washable for convenient cleaning.\u003c\/p\u003e\n\u003c\/li\u003e  \u003cli\u003e   \u003cp\u003e\u003cstrong\u003eAdjustable Straps for a Secure Fit:\u003c\/strong\u003e\u003cbr\u003e     Designed with adjustable straps that help secure the topper to your existing mattress and reduce shifting during the night. The flexible design makes it easy to pair the topper with a variety of mattress setups.\u003c\/p\u003e\n\u003c\/li\u003e  \u003cli\u003e   \u003cp\u003e\u003cstrong\u003eCertiPUR-US Certified Foam:\u003c\/strong\u003e\u003cbr\u003e     Made with CertiPUR-US certified memory foam that meets established standards for content, emissions, and durability, giving you added confidence in the quality and performance of your mattress topper.\u003c\/p\u003e\n\u003c\/li\u003e  \u003cli\u003e   \u003cp\u003e\u003cstrong\u003eCompressed Packaging \u0026amp; Easy Setup:\u003c\/strong\u003e\u003cbr\u003e     For convenient delivery, the mattress topper arrives compressed and rolled in a box. After unpacking, place it flat in a well-ventilated area and allow 24–48 hours to fully expand to its intended size and shape. Expansion time may vary depending on room temperature and conditions.\u003c\/p\u003e\n\u003c\/li\u003e \u003c\/ul\u003eTo view the product law label, visit:   and enter [00696629421823]\u003c\/div\u003e\n\u003c\/div\u003e\u003c\/div\u003e\u003c\/div\u003e\u003c\/section\u003e\u003c\/div\u003e\n\u003cdiv class=\"about-section about-specifications\"\u003e\u003csection class=\"expand-collapse-section\" id=\"specifications-wrapper\"\u003e\u003cdiv class=\"expand-collapse-header flex justify-between items-center w-100\"\u003e\u003ch3 class=\"w-100 ma0 pa3 lh-copy normal f5\"\u003eSpecifications\u003c\/h3\u003e\u003c\/div\u003e\n\u003cdiv class=\"expand-collapse-content\" data-testid=\"ui-collapse-panel\"\u003e\u003cdiv class=\"ph3 pb4 pt1\"\u003e\u003cdiv class=\"nt1\"\u003e\n\u003cdiv class=\"pb2\"\u003e\n\u003ch4 class=\"flex items-center mv0 lh-copy f5 pb1 dark-gray\"\u003eBed size\u003c\/h4\u003e\n\u003cdiv class=\"mv0 lh-copy mid-gray f6\"\u003e\u003cspan\u003eKing\u003c\/span\u003e\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"pb2\"\u003e\n\u003ch4 class=\"flex items-center mv0 lh-copy f5 pb1 dark-gray\"\u003eFirmness\u003c\/h4\u003e\n\u003cdiv class=\"mv0 lh-copy mid-gray f6\"\u003e\u003cspan\u003eMedium\u003c\/span\u003e\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"pb2\"\u003e\n\u003ch4 class=\"flex items-center mv0 lh-copy f5 pb1 dark-gray\"\u003eThickness\u003c\/h4\u003e\n\u003cdiv class=\"mv0 lh-copy mid-gray f6\"\u003e\u003cspan\u003e4 in\u003c\/span\u003e\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"pb2\"\u003e\n\u003ch4 class=\"flex items-center mv0 lh-copy f5 pb1 dark-gray\"\u003eFill material\u003c\/h4\u003e\n\u003cdiv class=\"mv0 lh-copy mid-gray f6\"\u003e\u003cspan\u003eGel-infused memory foam\u003c\/span\u003e\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"pb2\"\u003e\n\u003ch4 class=\"flex items-center mv0 lh-copy f5 pb1 dark-gray\"\u003eMaterial\u003c\/h4\u003e\n\u003cdiv class=\"mv0 lh-copy mid-gray f6\"\u003e\u003cspan\u003eGel-infused memory foam\u003c\/span\u003e\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"pb2\"\u003e\n\u003ch4 class=\"flex items-center mv0 lh-copy f5 pb1 dark-gray\"\u003eBrand\u003c\/h4\u003e\n\u003cdiv class=\"mv0 lh-copy mid-gray f6\"\u003e\u003cspan\u003eSubrtex\u003c\/span\u003e\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"pb2\"\u003e\n\u003ch4 class=\"flex items-center mv0 lh-copy f5 pb1 dark-gray\"\u003eColor\u003c\/h4\u003e\n\u003cdiv class=\"mv0 lh-copy mid-gray f6\"\u003e\u003cspan\u003eWhite\u003c\/span\u003e\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"pb2\"\u003e\n\u003ch4 class=\"flex items-center mv0 lh-copy f5 pb1 dark-gray\"\u003eCover material\u003c\/h4\u003e\n\u003cdiv class=\"mv0 lh-copy mid-gray f6\"\u003e\u003cspan\u003e90% polyester, 10% bamboo fiber\u003c\/span\u003e\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"pb2\"\u003e\n\u003ch4 class=\"flex items-center mv0 lh-copy f5 pb1 dark-gray\"\u003ePattern\u003c\/h4\u003e\n\u003cdiv class=\"mv0 lh-copy mid-gray f6\"\u003e\u003cspan\u003eWhite\u003c\/span\u003e\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"pb2\"\u003e\n\u003ch4 class=\"flex items-center mv0 lh-copy f5 pb1 dark-gray\"\u003eAssembled product weight\u003c\/h4\u003e\n\u003cdiv class=\"mv0 lh-copy mid-gray f6\"\u003e\u003cspan\u003e30.53 lb\u003c\/span\u003e\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"pb2\"\u003e\n\u003ch4 class=\"flex items-center mv0 lh-copy f5 pb1 dark-gray\"\u003eProduct line\u003c\/h4\u003e\n\u003cdiv class=\"mv0 lh-copy mid-gray f6\"\u003e\u003cspan\u003eMattress Topper\u003c\/span\u003e\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"pb2\"\u003e\n\u003ch4 class=\"flex items-center mv0 lh-copy f5 pb1 dark-gray\"\u003eHas written warranty\u003c\/h4\u003e\n\u003cdiv class=\"mv0 lh-copy mid-gray f6\"\u003e\u003cspan\u003eNo\u003c\/span\u003e\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\u003c\/div\u003e\u003c\/div\u003e\u003c\/section\u003e\u003c\/div\u003e\n\u003c\/div\u003e","brand":"Velumilo","offers":[{"title":"King \/ 4 in","offer_id":51419511357679,"sku":"6UTJZ6CYHL0P","price":154.99,"currency_code":"USD","in_stock":true},{"title":"Full \/ 2 in","offer_id":51419511390447,"sku":"3GVORXJ13OSP","price":67.39,"currency_code":"USD","in_stock":true},{"title":"Twin \/ 1.5 in","offer_id":51419511423215,"sku":"7FXHM8C14ERR","price":49.99,"currency_code":"USD","in_stock":true},{"title":"Queen \/ 4 in","offer_id":51419511455983,"sku":"4V6HK1NIY7ZB","price":131.19,"currency_code":"USD","in_stock":true},{"title":"California King \/ 2 in","offer_id":51419511488751,"sku":"4LHTAN8BWZI0","price":109.89,"currency_code":"USD","in_stock":true},{"title":"Twin \/ 4 in","offer_id":51419511521519,"sku":"3EABBMCP8HNC","price":85.49,"currency_code":"USD","in_stock":true},{"title":"King 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