{"product_id":"kow-14-inch-california-king-hybrid-mattress-medium-firm-comfort","title":"KOW 14 Inch California King Hybrid Mattress - Medium Firm Comfort","description":"\u003cp\u003eOur review of the KOW 14 Inch California King hybrid mattress finds it best suited for couples and back sleepers who want a balance of cushioning and support. The single biggest reason to consider it is the combination of pocketed spring support and pressure relieving memory foam, which together aim to reduce partner disturbance while conforming to the body. Unboxed and expanded, the mattress offers a medium feel that most users will find comfortable, and the CertiPUR-US certified foams provide reassurance about materials and offgassing.\u003c\/p\u003e\u003ch2\u003eKey Features\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eIndividual Pocket Coils:\u003c\/strong\u003e Hundreds of pocketed stainless steel spring coils provide targeted support and help maintain proper spinal alignment for most sleepers.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePressure Relieving Memory Foam:\u003c\/strong\u003e MDI memory foam layers conform to contours to reduce pressure points on hips and shoulders for side and back sleepers.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMotion Isolation:\u003c\/strong\u003e The pocket spring design combined with multiple foam layers absorbs motion so partners feel fewer disturbances during the night.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e14 in Profile:\u003c\/strong\u003e The taller 14 in construction offers a noticeable cushion and support stack that works well with standard platform beds and box springs.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCertiPUR-US Certified Foam:\u003c\/strong\u003e All foam is CertiPUR-US certified and fiberglass free, which reduces concerns about chemical emissions and safety.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMattress in a Box:\u003c\/strong\u003e Roll-packed and vacuum sealed for convenient delivery and easier handling during setup, with 48 to 72 hours to fully expand.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eWho It's For\u003c\/h2\u003e\u003cp\u003eThe KOW 14 in California King hybrid mattress is ideal for couples who need good motion separation and for sleepers who prefer a medium firm feel combining foam contouring with spring support. It will appeal to buyers who value a taller mattress profile and want CertiPUR-US certified foam for peace of mind.\u003c\/p\u003e\u003cp\u003eIt may be less suitable for those who need a very soft pillow top feel or strict side sleepers who require extreme pressure relief, and shoppers seeking a guaranteed very firm surface or a mattress with a specific targeted lumbar zone should consider other options.\u003c\/p\u003e\u003ch2\u003ePros \u0026amp; Cons\u003c\/h2\u003e\u003cp\u003e\u003cstrong\u003ePros\u003c\/strong\u003e\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eStrong combined support from pocketed coils and memory foam gives balanced spinal alignment.\u003c\/li\u003e\n\u003cli\u003eNoticeable motion isolation makes it a good option for couples with different sleep schedules.\u003c\/li\u003e\n\u003cli\u003eCertiPUR-US certified and fiberglass free foams reduce worries about harmful emissions and odors.\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003e\u003cstrong\u003eCons\u003c\/strong\u003e\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eSome customers report the firmness can lean toward too firm for personal preference, so firmness is mixed.\u003c\/li\u003e\n\u003cli\u003eA small number of buyers reported sizing or back pain concerns, so individual comfort can vary.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eSpecifications\u003c\/h2\u003e\u003ctable\u003e\n\u003ctr\u003e\n\u003ctd\u003eBrand\u003c\/td\u003e\n\u003ctd\u003eKOW\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eModel Height\u003c\/td\u003e\n\u003ctd\u003e14 in\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSize\u003c\/td\u003e\n\u003ctd\u003eCalifornia King 72 in x 84 in\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eConstruction\u003c\/td\u003e\n\u003ctd\u003eMemory foam layers over individual pocketed spring coils (hybrid)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eFoam Certification\u003c\/td\u003e\n\u003ctd\u003eCertiPUR-US certified, fiberglass free\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eFeel\u003c\/td\u003e\n\u003ctd\u003eMedium firm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eShipping\u003c\/td\u003e\n\u003ctd\u003eRoll-packed, vacuum sealed mattress in a box\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\u003ch2\u003eOur Verdict\u003c\/h2\u003e\u003cp\u003eThe KOW 14 in California King hybrid mattress is a practical pick for couples and sleepers seeking a medium firm mattress that balances contouring memory foam with responsive pocket springs. It offers solid value with CertiPUR-US certified materials and good motion isolation, though firmness perception varies by user, so test or verify return options if you prefer a very soft or very firm feel.\u003c\/p\u003e\u003ch2\u003eFrequently Asked Questions\u003c\/h2\u003e\u003cp\u003e\u003cstrong\u003eHow long does it take to expand?\u003c\/strong\u003e\u003cbr\u003eAllow 48 to 72 hours for the mattress to fully expand after unboxing for best performance.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eIs the foam safe and odor free?\u003c\/strong\u003e\u003cbr\u003eAll foam layers are CertiPUR-US certified and fiberglass free; many buyers report little to no smell after setup.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eWhat firmness can I expect?\u003c\/strong\u003e\u003cbr\u003eThe mattress is described as medium firm; some users find it ideal while others find it slightly firm, so individual preference matters.\u003c\/p\u003e","brand":"KOW","offers":[{"title":"Default Title","offer_id":48202139566299,"sku":"B0CLFYRKLH","price":319.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0724\/1043\/1707\/files\/81r_-ZwqkeL._AC_SL1500.jpg?v=1770369004","url":"https:\/\/gearmusthave.com\/products\/kow-14-inch-california-king-hybrid-mattress-medium-firm-comfort","provider":"GearMustHave","version":"1.0","type":"link"}