12 inch King Mattress, Memory Foam & Spring Hybrid Medium Comfort King Size in a Box,Adult

<p><b>Core Technology - Quadruple Spinal Protection System</b></p> <p><span style="color: rgb(51, 51, 51); font-size: 16px;"><span style="color: rgb(70, 71, 74); font-size: 14px;"><b>✅<span style="color: rgb(51, 51, 51);"><span style="color: rgb(70, 71, 74);">【</span></span> </b> </span> </span><b>870 hollow independent bagged spring matrices<span style="color: rgb(70, 71, 74); font-size: 14px;">】</span></b></p> <p><b>Partition dynamic support</b>: 870 high-density hollow springs are scientifically arranged to accurately match the three major pressure points of the human shoulder, neck, lumbar spine, and legs, achieving 5-zone support (head/shoulder/waist&nbsp;hip/thigh/calf). The springs respond independently when turning over at night, reducing the risk of spinal distortion</p> <p><b>Silent and anti-interference</b>: The bag structure isolates the friction sound of the spring, combined with the technology of non interfering with each other during exercise, so that there is no vibration transmission when the partner wakes&nbsp;up&nbsp;at night, and the duration of deep sleep is increased by 30%</p> <p><b>Edge reinforcement design</b>: Memory plasticity material, with soft edges and first-class rebound performance.</p> <p><span style="color: rgb(51, 51, 51); font-size: 16px;"><span style="color: rgb(70, 71, 74); font-size: 14px;"><b>✅【</b></span></span><b>Gel memory cotton constant temperature pressure relief layer<span style="color: rgb(70, 71, 74); font-size: 14px;">】</span></b></p> <p><b>NASA homologous material</b>: 5cm thick gel memory cotton, absorbing 90% human pressure ³, simulating zero gravity floating feeling, especially suitable for people with lumbar strain<b>Honeycomb vent design</b>: thousands of breathable&nbsp;micropores inside accelerate air circulation, paired with cool fiber fabric, reducing the perceived temperature by 2-3 ℃ at night, bidding farewell to stuffiness and night sweats</p> <p><b><span style="color: rgb(51, 51, 51); font-size: 16px;"><span style="color: rgb(70, 71, 74); font-size: 14px;">✅</span></span><span style="color: rgb(70, 71, 74); font-size: 14px;">【</span>3D Fabric System<span style="color: rgb(51, 51, 51); font-size: 16px;"><span style="color: rgb(70, 71, 74); font-size: 14px;">】</span></span></b></p> <p><b>Three dimensional breathable mesh fabric</b>: The surface layer is made of 3D honeycomb three-dimensional fabric, which has a 200% increase in breathability compared to traditional knitted fabric, forming a mattress "breathing system" and&nbsp;keeping&nbsp;it dry all night long</p> <p><b>Sensitive skin friendly design</b>: using built-in silver ion technology to help maintain fabric cleanliness and reduce factors that may cause discomfort. Specially designed for sensitive individuals, providing a more reassuring&nbsp;sleep experience</p> <p><b><span style="color: rgb(51, 51, 51); font-size: 16px;"><span style="color: rgb(70, 71, 74); font-size: 14px;">✅</span></span><span style="color: rgb(51, 51, 51); font-size: 16px;"><span style="color: rgb(70, 71, 74); font-size: 14px;">【</span></span>No glass fiber safety structure<span style="color: rgb(51, 51, 51); font-size: 16px;"><span style="color: rgb(70, 71, 74); font-size: 14px;">】</span></span></b></p> <p><b>Environmentally friendly material upgrade</b>: Abandoning traditional glass fiber fireproof layer, using food grade flame-retardant knitted fabric to avoid fiber exposure and irritation to the skin or respiratory tract.</p>

• ➤【Innovative Comfort Layer Design】Gel Memory Foam + Independent Pocket SpringsOur exclusive design fuses gel-infused memory foam with an independent pocket spring system. The gel memory foam gently contours to your body’s curves, delivering precision support that relieves pressure points—with special attention to lumbar and back comfort. Meanwhile, the independent pocket springs offer targeted support and superior motion isolation, minimizing disruptions from a partner’s movements and preserving your quiet, uninterrupted slumber.
• ➤【Safe Materials, Luxurious Touch 】Crafted with ultra-soft, skin-friendly fabrics, our mattress is 100% fiberglass-free—ensuring a safe, irritation-free experience for your skin. Every touch feels like a premium embrace, so you can rest easy (literally).
• ➤【100-Night Worry-Free】TrialWe’re confident you’ll love your sleep upgrade—that’s why we offer a 100-night risk-free trial. Take ample time to experience the mattress’s comfort and support, and find your perfect fit. If it’s not right for you, enjoy hassle-free returns and exchanges throughout the trial period. Sleep test first, commit later—it’s that simple.
• ➤【Authoritative Health Certification】Our core foam is CertiPUR-US® certified—meeting the highest standards for safety, durability, and environmental responsibility. Breathe easier knowing your mattress is free from harmful chemicals, creating a cleaner, healthier sleep sanctuary.
• 【Choose Us for Unburdened Deep Sleep】From materials to structure, from the sleep experience to our guarantees, every detail is meticulously crafted for healthy sleep. Bid farewell to the hidden risks of traditional mattresses—let every night’s breath be filled with peace and comfort.
• Why settle for restless nights?Choose science-backed comfort, uncompromising safety, and the deepest sleep of your life.Sleep heavy. Wake up light.