{"product_id":"sealy-posture-luxe-extra-firm-mattress-double-4ft6","title":"Sealy | Posture Luxe Extra Firm Mattress | Double | 4ft6","description":"\u003cp\u003eSealy have been using innovative and cutting-edge technology in their mattresses for over 140 years, using their extensive expertise to perfect the best possible nights rest. Their combination of innovative technology with expert design enhances your sleep night after night.\u003c\/p\u003e\n\u003cp\u003eTreat yourself to the Posture Luxe Extra Firm mattress, where every detail has been thoughtfully designed, rigorously tested and expertly crafted to deliver long-lasting performance for everyone. At its core is PostureTech 2.0 spring that is designed to deliver consistent support right across the sleep surface, distribute weight evenly, and help maintain a natural shape and healthy posture. The Microcell foam layer adds softness and breathability, while 1000 extra mini pocket springs boost responsiveness and pressure relief. Working alongside these is the OptiForm extra firm foams, gently cushioning and adapting to your body. The result is a perfectly balanced feel that delivers support without compromising on resilience.\u003c\/p\u003e\n\u003cp\u003eAll this is surrounded by EdgeGuard that strengthens the mattress sides for added stability and a maximised sleep surface, ensuring dependable edge-to-edge performance. The mattress also has Bio Based Proshield that helps keep allergens at bay and provides a clean and fresh night’s sleep. Together this boasts an extra firm feel, perfect for those who prioritise support for the body. Every layer has been thoughtfully considered delivering sustainable progress without compromising comfort or durability. It’s exactly what you would expect from the world’s no.1 sleep brand. Available in multiple sizes.\u003c\/p\u003e\n\u003ch5\u003eKey Features:\u003c\/h5\u003e\n\u003cul\u003e\n\u003cli\u003eSealy mattress\u003c\/li\u003e\n\u003cli\u003ePostureTech 2.0 spring\u003c\/li\u003e\n\u003cli\u003e1000 mini pocket springs\u003c\/li\u003e\n\u003cli\u003eMicrocell foam\u003c\/li\u003e\n\u003cli\u003eEdge guard\u003c\/li\u003e\n\u003cli\u003eOptiform layers\u003c\/li\u003e\n\u003cli\u003eBio Based Proshield\u003c\/li\u003e\n\u003cli\u003eExtra firm\u003c\/li\u003e\n\u003cli\u003eAnti-allergen\u003c\/li\u003e\n\u003cli\u003eAvailable in multiple sizes\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cul class=\"mattress-spec-icons clearfix\"\u003e\n\u003cli\u003e\n\u003cimg alt=\"Pocket Spring\" src=\"https:\/\/hnuk.blob.core.windows.net\/hnuk-assets\/images\/mattress-icons\/1000-Micropockets.jpg\" style=\"display: block; margin: 0 auto; max-width: 75%; margin-bottom: 10px;\"\u003e\n\u003cp style=\"text-transform: uppercase; margin: 0 0 5px; min-height: 28px; text-align: center; font-family: arial,sans-serif; font-size: 14px; font-weight: bold !important; line-height: 1em;\"\u003e1000 MICROPOCKETS\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cimg alt=\"Quilted\" src=\"https:\/\/hnuk.blob.core.windows.net\/hnuk-assets\/images\/mattress-icons\/Bio-based-Prosheild.jpg\" style=\"display: block; margin: 0 auto; max-width: 75%; margin-bottom: 10px;\"\u003e\n\u003cp style=\"text-transform: uppercase; margin: 0 0 5px; min-height: 28px; text-align: center; font-family: arial,sans-serif; font-size: 14px; font-weight: bold !important; line-height: 1em;\"\u003eBIO-BASED PROSHEILD\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cimg alt=\"No Turn Mattress\" src=\"https:\/\/hnuk.blob.core.windows.net\/hnuk-assets\/images\/mattress-icons\/DualGuard.jpg\" style=\"display: block; margin: 0 auto; max-width: 75%; margin-bottom: 10px;\"\u003e\n\u003cp style=\"text-transform: uppercase; margin: 0 0 5px; min-height: 28px; text-align: center; font-family: arial,sans-serif; font-size: 14px; font-weight: bold !important; line-height: 1em;\"\u003eDUALGUARD\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cimg alt=\"Breathable Border\" src=\"https:\/\/hnuk.blob.core.windows.net\/hnuk-assets\/images\/mattress-icons\/Eternity-Fibre.jpg\" style=\"display: block; margin: 0 auto; max-width: 75%; margin-bottom: 10px;\"\u003e\n\u003cp style=\"text-transform: uppercase; margin: 0 0 5px; min-height: 28px; text-align: center; font-family: arial,sans-serif; font-size: 14px; font-weight: bold !important; line-height: 1em;\"\u003eETERNITY FIBRE\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cimg alt=\"Breathable Border\" src=\"https:\/\/hnuk.blob.core.windows.net\/hnuk-assets\/images\/mattress-icons\/Optiform-Extra-Firm-Foam.jpg\" style=\"display: block; margin: 0 auto; max-width: 75%; margin-bottom: 10px;\"\u003e\n\u003cp style=\"text-transform: uppercase; margin: 0 0 5px; min-height: 28px; text-align: center; font-family: arial,sans-serif; font-size: 14px; font-weight: bold !important; line-height: 1em;\"\u003eOPTIFORM EXTRA FIRM FOAM\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cimg alt=\"5 Year Warranty\" src=\"https:\/\/hnuk.blob.core.windows.net\/hnuk-assets\/images\/mattress-icons\/Posturetech-2.0.jpg\" style=\"display: block; margin: 0 auto; max-width: 75%; margin-bottom: 10px;\"\u003e\n\u003cp style=\"text-transform: uppercase; margin: 0 0 5px; min-height: 28px; text-align: center; font-family: arial,sans-serif; font-size: 14px; font-weight: bold !important; line-height: 1em;\"\u003ePOSTURETECH 2.0\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Sealy","offers":[{"title":"Default Title","offer_id":55635153518968,"sku":"1331340","price":1099.0,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0630\/5362\/7541\/files\/SL-2733-HN_SELECT-LUXE-EXTRA-FIRM_BEDDING_Front-on_4e946e19-a048-4d0d-b042-a9e26e10b368.jpg?v=1787546996","url":"https:\/\/www.harveynorman.co.uk\/products\/sealy-posture-luxe-extra-firm-mattress-double-4ft6","provider":"Harvey Norman","version":"1.0","type":"link"}