14 Inch King Mattress, Upgraded 7-Zoned Support Hybrid King Size Mattress in a Box with Cooling Gel Memory Foam & Pocket Coils for Back Pain Relief, Assembled in USA, Motion Isolation, Medium Firm

14 Inch King Mattress, Upgraded 7-Zoned Support Hybrid King Size Mattress in a Box with Cooling Gel Memory Foam & Pocket Coils for Back Pain Relief, Assembled in USA, Motion Isolation, Medium Firm

• Deeper Luxury & Superior Support: Compared to 12 inch, Grbsy 14 Inch king hybrid mattress delivers deeper pressure relief and lasting sleep benefits. Comfort memory foam layers offer cloud-like contouring, while the pocketed spring base prevents sagging and ensures lasting support. King matress features innovative 7-zone ergonomic support, providing muscle relaxation and spinal support for side, back, or combination sleepers—balancing comfort and support for deep, restorative rest
• Cloud-Like Feel & Lasting Coolness: Say goodbye to hot and humid nights. The cover of the king size mattresses is made of breathable lyocell fabric for a cool touch. Cooling mattress king size interior combines gel infused memory foam and advanced graphene materials to dissipate body heat and regulate temperature. With medium firmness, the multi-layer foam structure precisely contours to your curves, relieves pressure points, and provides responsive support—letting you sleep on a cool, comfortable cloud
• Upgraded 7-Zoned Ergonomic Support & Quiet Motion Isolation: No more back pain! Our 8-layer king hybrid double bed mattress design provides targeted ergonomic support with every layer. Responsive zoned pocketed springs and high-density foam help maintain proper spinal alignment, help relieve back discomfort, and ensure deeper sleep. Advanced motion isolation technology with 1000+ individual pocket coils isolates movement, ensuring you barely notice your partner's shifts—perfect for couples and pet owners
• Trusted Quality & Durable Edge Support: Meets U.S. quality standards for lasting comfort. This hybrid mattress for back pain is certified by CertiPUR-US for clean foam, OEKO-TEX for safe textiles, and complies with CFR1633 fire safety standards—all completely fiberglass-free. Premium reinforced edges with edge-responsive coils and strong support foam deliver No Sagging reliability, maximize support, expand usable space, and increase durability for mattress king—keeping you stable in any position
• 365-Night Trial & Assembled in USA: Proudly assembled in the USA with proven craftsmanship and tailored for American sleepers. king mattres is shipped compressed and roll-packed in a box, delivered straight to your home. Simple setup: unbox, unwrap, allow a few hours to expand, and enjoy the same night! Backed by a 365-night trial, a 10-year warranty, and 24/7 GRBSY support for peace of mind. If you have questions about medium firm mattress king, please feel free to contact us
• Certified Safe, Eco-Friendly & Healthy Sleep Space: Advanced infusion for lasting freshness. Copper ions and bamboo charcoal infused in the foam naturally absorb odors to keep the mattress interior fresh, creating a healthy sleep environment by reducing allergens at the source. No skin irritation or breathing problems—protecting your family's health. Choose our king mattress in a box for a hypoallergenic sleep space, and enjoy deep, restorative sleep with its perfectly balanced comfort and support