# Beautyrest Black Hybrid KX-Class Firm Mattress HTML: https://mw-store.endertech.dev/products/beautyrest-black-hybrid-k-class-firm-mattress [Be the first to review!](/write-a-review/beautyrest-black-hybrid-k-class-firm-mattress)ClearanceSlide 1 of 12<>- - - - - - - - - - - - [Be the first to review!](/write-a-review/beautyrest-black-hybrid-k-class-firm-mattress)Beautyrest Black Hybrid KX-Class Firm MattressClearance$3,649Size:38”Wx80”Lx15”HTwin XLFullQueenKingCalifornia KingSold outDeliveryEnter Zip CodePick-up in StoreSelect StoreTry Before You BuySee Nearby Stores ## 120 Day, 100% Comfort Guarantee ## Lifetime Price Guarantee ## You Might Also Need [Beautyrest Black Box Spring Foundation - Twin XL](/products/beautyrest-black-box-spring-foundation)Standard$137.50$250.00Sold out[Beautyrest Black Luxury Adjustable Bed Base - Twin XL](/products/beautyrest-black-luxury-adjustable-bed-base)$1,999.00Add to Cart[Beautyrest Black Box Spring Foundation - Twin XL](/products/beautyrest-black-box-spring-foundation)Low$125.00$250.00Sold out ## Frequently Bought With [](/products/bedgear-storm-performance-pillow)[BEDGEAR Storm Performance Pillow®](/products/bedgear-storm-performance-pillow)Standard/0.0$199.99[](/products/dri-tec-wicking-waterproof-mattress-protector-by-bedgear)[BEDGEAR Dri-Tec® Mattress Protector](/products/dri-tec-wicking-waterproof-mattress-protector-by-bedgear)Twin XL$119.99[](/products/insta-lock-frame-by-kimberly)[Mantua Insta-Lock Bed Frame](/products/insta-lock-frame-by-kimberly)Twin/Full$45.99[](/products/bedgear-5-0-dri-tec-air-x-pillow-protector)[BEDGEAR Dri-Tec® Air-X Pillow Protector](/products/bedgear-5-0-dri-tec-air-x-pillow-protector)Queen$24.99Total Price$0.00Add All to Cart ## Overview Elevate your sleep to a luxurious reward night after night. As the premier offering in Beautyrest's most advanced collection yet, the Beautyrest Black® Hybrid KX-Class Firm Mattress now offers up to 21% more support where your body needs it the most and 18% more cooling power with new plant-based technology. In addition to the support and cooling systems, the Beautyrest Black® Hybrid KX-Class includes comfort, pressure-relieving, and support upgrades as well as 2 times more memory foam compared to Beautyrest Black® Hybrid LX-Class and CX-Class models. These innovative features are paired with an all-new modern design and hybrid construction to create a first-class sleep experience that will leave you feeling invigorated to take on your day. Features Unmatched Support Beautyrest's premier support system, featuring Beautyrest's T3 Pocketed Coil®, has been redesigned with center zone construction to help provide targeted support where you need it most. Patented triple strand pocketed coils provide enhanced support and absorb energy to reduce motion throughout the night to help you stay asleep. We've also added 2,000 micro-coils and Self-Response™ Latex to provide precise comfortability and individualized support for different parts of your body. Temperature Management Experience Beautyrest's most advanced cooling system, featuring plant-based technology. This latest cooling innovation helps keeps you cool and comfortable as you fall asleep and throughout your night. Layers of Comforting Gel Foam Unlock Beautyrest's most robust pressure relief system with up to 2 times more memory foam than Beautyrest Black Hybrid LX-Class & CX-Class models. Three layers of luxurious AirCool® Memory Foam provide personalized pressure relief for freedom of movement for both you and your partner. We've also used a luxurious layer made with silk, alpaca, and cashmere that provides unmatched comfort and breathability. For Law Label information for style 700811496, [visit here](https://prod.globalrsinc.com/lawlabellookup/search/SertaSimmons) ## Specifications Comfort LevelFirmMattress Height15 INCHESMattress TypeHybrid ## About Beautyrest ## Delivery & Shipping ## Warranty ## Compare Similar Products Customer RatingPriceComfort LevelMattress TypeMattress HeightBenefitsThis itemBeautyrest Black Hybrid KX-Class Firm MattressTwin XLSold out$3,649.00FirmHybrid15 INCHES[Kingsdown Yorktowne Hybrid Firm MattressTwin XL](/products/kingsdown-yorktowne-hybrid-firm-mattress)Add to Cart$6,799.99FirmHybrid15 INCHES[Helix Premier Firm Hybrid MattressGlacioTex Cooling](/products/helix-premier-firm-hybrid-mattress)Add to Cart$2,248.75FirmHybrid14.5 INCHES ## Customer Ratings & Reviews [Write a Review](/write-a-review/beautyrest-black-hybrid-k-class-firm-mattress)