{"product_id":"dual-sided-extra-firm-mattress-high-density-firm-foam-coconut-fiber-board-9-thick","title":"Dual-Sided Extra Firm Mattress (Firmness ★★★★ |High-Density Firm Foam + Coconut Fiber Board, 9\" Thick)","description":"\u003ch3 data-end=\"591\" data-start=\"230\"\u003e\u003cstrong\u003eProduction Description\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cp data-end=\"591\" data-start=\"230\"\u003eThis \u003cstrong data-end=\"269\" data-start=\"235\"\u003edual-sided extra firm mattress\u003c\/strong\u003e is designed for sleepers who prefer very firm support but want flexibility in firmness choice. Unlike standard mattresses that offer only one usable side, this mattress features \u003cstrong data-end=\"515\" data-start=\"448\"\u003etwo functional sleeping surfaces with different firmness levels\u003c\/strong\u003e, allowing users to adjust their sleep feel simply by flipping the mattress.\u003c\/p\u003e\n\u003cp data-end=\"845\" data-start=\"593\"\u003eOne side is constructed with \u003cstrong data-end=\"648\" data-start=\"622\"\u003ehigh-density firm foam\u003c\/strong\u003e, delivering strong, resilient support similar to traditional Haima-style hard foam mattresses. This surface feels very firm while still offering slight elasticity for comfort and ease of movement.\u003c\/p\u003e\n\u003cp data-end=\"1094\" data-start=\"847\"\u003eThe opposite side is built with a \u003cstrong data-end=\"904\" data-start=\"881\"\u003ecoconut fiber board\u003c\/strong\u003e, providing an even firmer, more rigid support surface. This side offers a hard, stable feel with minimal compression, ideal for sleepers who prefer the hardest possible sleeping experience.\u003c\/p\u003e\n\u003cp data-end=\"1359\" data-start=\"1096\"\u003eBoth sides fall within the \u003cstrong data-end=\"1146\" data-start=\"1123\"\u003eextra-firm category\u003c\/strong\u003e, but with a noticeable difference in firmness level. The coconut fiber side is the firmest, while the high-density foam side is slightly more forgiving, giving sleepers \u003cstrong data-end=\"1358\" data-start=\"1316\"\u003etwo levels of firmness in one mattress\u003c\/strong\u003e.\u003c\/p\u003e\n\u003cp data-end=\"1693\" data-start=\"1361\"\u003eWith its \u003cstrong data-end=\"1396\" data-start=\"1370\"\u003e9-inch thick structure\u003c\/strong\u003e, this mattress delivers excellent durability, long-term support, and versatility. It is especially suitable for \u003cstrong data-end=\"1538\" data-start=\"1509\"\u003eback and stomach sleepers\u003c\/strong\u003e, users who require strong spinal support, and those looking for a mattress similar to premium hard-support models such as diamond-series style mattresses.\u003c\/p\u003e\n\u003cp data-end=\"1863\" data-start=\"1695\"\u003eIdeal for \u003cstrong data-end=\"1821\" data-start=\"1705\"\u003emaster bedrooms, long-term use, rental properties, or anyone seeking a highly durable, ultra-firm sleep solution\u003c\/strong\u003e. Compatible with all standard bed frames.\u003c\/p\u003e\n\u003cp data-start=\"1104\" data-end=\"1191\"\u003e\u003cstrong data-start=\"1104\" data-end=\"1134\"\u003eAvailable sizes and prices\u003c\/strong\u003e\u003cbr data-start=\"1134\" data-end=\"1137\"\u003e\u003c\/p\u003e\n\u003cp data-start=\"1104\" data-end=\"1191\"\u003eTwin\/Single \u003cspan style=\"text-decoration: underline;\"\u003e39″×75″(99×190cm)\u003c\/span\u003e: $480\u003cbr data-end=\"616\" data-start=\"613\"\u003eFull\/Double \u003cspan style=\"text-decoration: underline;\"\u003e54″×75″(137×190cm)\u003c\/span\u003e: $580\u003cbr data-end=\"631\" data-start=\"628\"\u003eQueen \u003cspan style=\"text-decoration: underline;\"\u003e60″×80″(152×203cm)\u003c\/span\u003e: $600\u003cbr data-end=\"645\" data-start=\"642\"\u003eKing \u003cspan style=\"text-decoration: underline;\"\u003e76″×80″(193×203cm)\u003c\/span\u003e: $780\u003c\/p\u003e\n\u003cp data-start=\"1251\" data-end=\"1589\"\u003e\u003cstrong data-start=\"1277\" data-end=\"1299\"\u003ePillow top upgrade\u003c\/strong\u003e: Add a foam pillow top to enhance surface comfort while maintaining firm support. Total mattress thickness increases by 2 inches. Additional cost: $100\u003c\/p\u003e\n\u003cp data-start=\"1251\" data-end=\"1589\"\u003e\u003cbr data-start=\"1451\" data-end=\"1454\"\u003e\u003cstrong data-start=\"1591\" data-end=\"1603\"\u003eDelivery\u003c\/strong\u003e\u003cbr data-start=\"1603\" data-end=\"1606\"\u003eFree delivery is available in selected areas. Please check delivery availability by entering your postal code using the delivery icon on the homepage.\u003c\/p\u003e","brand":"BobFurni","offers":[{"title":"Queen","offer_id":51998330716471,"sku":null,"price":600.0,"currency_code":"CAD","in_stock":true},{"title":"Queen + Topper","offer_id":51998330749239,"sku":null,"price":700.0,"currency_code":"CAD","in_stock":true},{"title":"Double","offer_id":51998330782007,"sku":null,"price":580.0,"currency_code":"CAD","in_stock":true},{"title":"Double + Topper","offer_id":51998330814775,"sku":null,"price":680.0,"currency_code":"CAD","in_stock":true},{"title":"King","offer_id":51998330847543,"sku":null,"price":780.0,"currency_code":"CAD","in_stock":true},{"title":"King+ Topper","offer_id":51998330880311,"sku":null,"price":880.0,"currency_code":"CAD","in_stock":true},{"title":"Twin","offer_id":51998330913079,"sku":null,"price":480.0,"currency_code":"CAD","in_stock":true},{"title":"Twin+ Topper","offer_id":51998330945847,"sku":null,"price":580.0,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0966\/5409\/8743\/files\/ChatGPT_Image_2026_4_12_21_27_10.png?v=1776050880","url":"https:\/\/bobfurni.com\/products\/dual-sided-extra-firm-mattress-high-density-firm-foam-coconut-fiber-board-9-thick","provider":"BobFurni","version":"1.0","type":"link"}