King Size Mattress, 12 Inch Hybrid Mattress King Size in a Box, Medium Firm

ZONED SUPPORT FOR PERFECT SPINAL ALIGNMENT - 1000+ individually pocketed coils work independently to deliver precise, targeted support — exactly where your body needs it most. Each coil responds to your body's unique pressure points, keeping your spine naturally aligned through every sleep position. Side sleeper, back sleeper, or sharing the bed with a partner — enjoy deeper rest, reduced motion transfer, and wake…

UP TO 80% LESS MOTION TRANSFER FOR UNINTERRUPTED SLEEP - Each pocket spring acts as an independent shock absorber, isolating movement before it reaches you. Partner shifts at midnight? Gets up early? Tosses and turns? You won't feel a thing — your sleep stays undisturbed. Advanced motion isolation minimizes disruption, supports spinal alignment, and ensures you wake up fully refreshed every morning. Built for coup…

COOLING GEL MEMORY FOAM FOR PRESSURE-FREE COMFORT - This 12-inch king size mattress layers gel-infused memory foam over adaptive comfort foam, creating a cool, pressure-relieving sleep surface from night one. Shoulders, hips, and pressure points sink into natural cushioning — tension melts away, and restless nights fade away. Cooling gel actively pulls heat away while adaptive foam contours to your shape, deliveri…

MATTRESS-IN-A-BOX FOR EFFORTLESS DELIVERY AND SETUP - No stress. This king mattress arrives expertly compressed, rolled, and sealed in a compact box — easy to carry through narrow hallways, doorways, and staircases with ease. Simply unbox, unroll, and step back. The mattress fully expands within 72 hours, expanding into a full sleep surface ready for its first night. Designed for modern living — because great slee…

REINFORCED EDGE SUPPORT FOR MAXIMUM SLEEP SURFACE - Every inch of this mattress king size is built to be used. High-density perimeter coils prevent sagging and roll-off, expanding your usable sleep area edge to edge — no more middle-of-the-bed compromises. Sit on the edge without sinking. Sleep near the border without rolling off. Get in and out of bed with total confidence, every time. Ideal for couples who need…