Sleep cooler, safer, and more comfortable with a King memory foam mattress in a box. The King MemoryFoam Mattress in a Box combines cooling gel memory foam, fiberglass-free construction, and a graphene-infused cover to deliver a healthier, more rejuvenating night’s sleep. Key features designed to improve your sleep experience: CertiPUR-US Certified & ICA Endorsed — foam proudly made in the USA, built for safety, durability, and peace of mind. Fiberglass-Free FR Inner Cover — a safe, effective flame-retardant layer without fiberglass or harsh chemicals, protecting you and your family. Cooling Gel Memory Foam — regulates moisture and odors for a cleaner, cooler sleep environment and better skin health. Graphene Technology Cover — nylon-feel fabric with deodorizing and antistatic qualities; far-infrared fibers help promote comfortable circulation and overall wellbeing. Mattress in a Box — compressed, rolled, and boxed for easy delivery and setup; a convenient path to a new mattress without hassle. Easy Setup & Reliable Support — ships ready to place; designed to provide proper support and a balanced, medium-firm feel. Height Options — available in 12-inch and 14-inch profiles to fit your bed frame and preferred sleeping loft. Careful Safety & Comfort — memory foam layers crafted for comfort, durability, and a sleep surface designed to minimize irritation and maximize comfort. Delivery Notice — if the mattress is damaged during delivery or defective, our U.S.-based support team will assist you to address the concern. The materials work together to regulate temperature year-round—from cool in the summer to warm in the winter—so you can wake feeling refreshed and ready to take on the day. Masterful engineering, thoughtful safety, and a sleep-focused design come together to support your health, energy, and daily performance.
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