{"product_id":"serta-iseries-nxg-3500-hybrid-firm-1","title":"Serta iSeries NXG 3500 Hybrid Firm","description":"\u003cp\u003e\u003cb id=\"docs-internal-guid-20148443-7fff-00e2-f545-5f982da92314\"\u003e\u003cspan\u003eExperience a series of benefits delivering immediate cooling, instant pressure relief, and ideal support for a deeper, more restful sleep at a price that makes sense. Featuring high-density memory foam, NXG Memory Foam for deep, contouring pressure relief.\u003c\/span\u003e\u003c\/b\u003e\u003cmeta charset=\"utf-8\"\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cdiv class=\"collapsible-header\"\u003e\n\u003ch2 id=\"overview\"\u003eOverview\u003c\/h2\u003e\n\u003cspan class=\"toggle-icon\"\u003e\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"collapsible-content\"\u003e\n\u003ch5 id=\"feel\"\u003eFeel\u003c\/h5\u003e\n\u003cp\u003eFirm\u003c\/p\u003e\n\u003ch5 id=\"support\"\u003eSupport\u003c\/h5\u003e\n\u003cp\u003eA 5-zoned coil system offers targeted support for your back and body with BestEdge® Support for lasting, edge-to-edge mattress stability\u003c\/p\u003e\n\u003ch5 id=\"pressure-relief\"\u003ePressure Relief\u003c\/h5\u003e\n\u003cp\u003eInnovative, high-density, premium memory foam for deep, contouring pressure relief\u003c\/p\u003e\n\u003ch5 id=\"cooling\"\u003eCooling\u003c\/h5\u003e\n\u003cp\u003eTopped with a cool-to-the-touch CoolFeel™ Cover and Carbon Fiber Memory Foam draws heat away from the body\u003c\/p\u003e\n\u003ch5 id=\"motion-control\"\u003eMotion Control\u003c\/h5\u003e\n\u003cp\u003eDesigned to minimize the impact of your partner's movement\u003c\/p\u003e\n\u003ch5 id=\"made-for\"\u003eMade for\u003c\/h5\u003e\n\u003cp\u003eGreat for stomach or back sleepers\u003c\/p\u003e\n\u003cdiv class=\"collapsible-header\"\u003e\n\u003ch2 id=\"details\"\u003eDetails \u0026amp; Care Instructions\u003c\/h2\u003e\n\u003cspan class=\"toggle-icon\"\u003e\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"collapsible-content\"\u003e\n\u003ch5 id=\"materials--construction\"\u003eMaterials \u0026amp; Construction\u003c\/h5\u003e\n\u003cp\u003eThis firm feel mattress with a series of benefits\u003cspan\u003e \u003c\/span\u003e\u003cem\u003efor the sleep you want\u003c\/em\u003e. Experience immediate cooling, instant pressure relief, and ideal support for a deeper, more restful sleep at a price that makes sense. High-density memory foam, NXG™ Memory Foam provides deep, contouring pressure relief. A cool-to-the-touch cover offers immediate cooling, while Carbon Fiber Memory Foam draws heat away from the body for all-night comfort. The hybrid models feature a 5-zone coil system with alternating firm and plush areas to better support the curves of your back and body.\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eNXG Memory Foam:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eInnovative, high-density, premium memory foam for deep, contouring pressure relief\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCoolFeel™ Cover\u003c\/strong\u003e: Get that “ahh” right as you lie down with a cool-to-the-touch cover that provides immediate cooling, so you can fall asleep faster\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e5-Zone Coil Support System:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eA 5-zoned coil system offers targeted support for your back and body with BestEdge® Support for lasting, edge-to-edge mattress stability\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch5 id=\"responsibly-crafted\"\u003eResponsibly crafted\u003c\/h5\u003e\n\u003cul\u003e\n\u003cli\u003eCertiPUR-US® Certified means our foam was tested for and is free from harmful chemicals and gasses\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch5 id=\"care\"\u003eCare\u003c\/h5\u003e\n\u003cul\u003e\n\u003cli\u003eTo protect your mattress from stains and spills, we highly recommend using a mattress protector; This will also help with the overall health and lifespan of your mattress.\u003c\/li\u003e\n\u003cli\u003eWe do not recommend applying liquids to the product; Applying liquids may stain the fabric and make the soiled area worse; Moisture or chemicals applied directly to the mattress can cause premature breakdown of the foam and damage the product.\u003c\/li\u003e\n\u003cli\u003eWe suggest applying baking soda to the soiled area, let stand about 15 minutes, vacuum, and repeat as needed; Air the product out as much as possible.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch5 id=\"compatibility\"\u003eCompatibility\u003c\/h5\u003e\n\u003cul\u003e\n\u003cli\u003eSerta iSeries NXG mattresses are compatible with most frames, including: traditional frames, box springs, platform frames, slatted frames, bunky boards, and adjustable frames.\u003c\/li\u003e\n\u003cli\u003eA split head adjustable base is required for split head mattresses.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cdiv class=\"default-content-wrapper\"\u003e\n\u003cp\u003e\u003cimg src=\"https:\/\/www.serta.com\/adobe\/assets\/urn:aaid:aem:a995f6c3-1dd6-4a94-a813-f45b4f82b74f\/as\/iSeriesNXG_3500HybridFirm_BelowtheFold.png\" alt=\"\" loading=\"lazy\"\u003e\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"cards-wrapper\"\u003e\n\u003cdiv class=\"cards background-transparent icons slider align-center default-icon-color block\" data-block-name=\"cards\" data-block-status=\"loaded\"\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cdiv class=\"cards-card-image\"\u003e\n\u003ch5 id=\"instant-pressure-relief\"\u003eImmediate Cooling\u003c\/h5\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"cards-card-body\"\u003e\n\u003cp\u003eCool-to-the-touch fabric delivers instant cooling, and Carbon Fiber Memory Foam redistributes heat.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cdiv class=\"cards-card-body\"\u003e\n\u003ch5 id=\"instant-pressure-relief\"\u003eInstant pressure relief\u003c\/h5\u003e\n\u003cp\u003eHigh-density NXG™ Memory Foam cradles your body and relieves pressure.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cdiv class=\"cards-card-body\"\u003e\n\u003ch5 id=\"ideal-support\"\u003eIdeal support\u003c\/h5\u003e\n\u003cp\u003eA 5-zoned coil system enhances back and body support.\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp class=\"gallery-item\"\u003e\u003cimg alt=\"\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/1563\/5903\/files\/3500firm.webp?v=1778780504\"\u003e\u003cimg alt=\"\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/1563\/5903\/files\/3500firm1.webp?v=1778780504\"\u003e\u003cimg alt=\"\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/1563\/5903\/files\/3500firm2.webp?v=1778780504\"\u003e\u003cimg alt=\"\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/1563\/5903\/files\/3500firm6.webp?v=1778780504\"\u003e\u003cimg alt=\"\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/1563\/5903\/files\/3500firm7.webp?v=1778780504\"\u003e\u003cimg alt=\"\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/1563\/5903\/files\/3500firm3.webp?v=1778780504\"\u003e\u003cimg alt=\"\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/1563\/5903\/files\/3500firm4.webp?v=1778780504\"\u003e\u003cimg alt=\"\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/1563\/5903\/files\/3500firm5.webp?v=1778780504\"\u003e\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e","brand":"Serta","offers":[{"title":"Twin XL - 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39\" X 80\" \/ baselogic™ Gold Adjustable Base","offer_id":48148403093749,"sku":null,"price":3498.0,"currency_code":"USD","in_stock":true},{"title":"Queen - 60\" X 80\" \/ baselogic™ Silver Adjustable Base","offer_id":48148403126517,"sku":null,"price":3498.0,"currency_code":"USD","in_stock":true},{"title":"King - 76\" X 80\" \/ Mattress Only","offer_id":48148403159285,"sku":null,"price":3599.0,"currency_code":"USD","in_stock":true},{"title":"Cal King - 72\" X 84\" \/ Mattress Only","offer_id":48148403192053,"sku":null,"price":3599.0,"currency_code":"USD","in_stock":true},{"title":"Full - 54\" X 74\" \/ baselogic™ Gold Adjustable Base","offer_id":48148403224821,"sku":null,"price":3748.0,"currency_code":"USD","in_stock":true},{"title":"Queen - 60\" X 80\" \/ baselogic™ Gold Adjustable Base","offer_id":48148403257589,"sku":null,"price":3898.0,"currency_code":"USD","in_stock":true},{"title":"Twin XL - 39\" X 80\" \/ baselogic™ Platinum Adjustable Base","offer_id":48148403290357,"sku":null,"price":3998.0,"currency_code":"USD","in_stock":true},{"title":"King - 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