RV king mattress size (72” x 80”) – Provides maximum sleeping space for couples while fitting larger motorhomes and fifth wheel RV bedrooms 10 inch gel memory foam construction – Delivers supportive cushioning to improve comfort over standard RV king mattresses Cooling gel-infused foam layer – Helps regulate temperature and reduce heat retention for a cooler and more comfortable sleep Pressure-relieving memory foam design – Contours to the body to reduce pressure points and improve overall sleep quality Mattress-in-a-box convenience – Compressed packaging allows for easy transport and setup in RVs, campers, and home bedrooms The Cozyway by Camping World 10" Gel Foam Mattress is the perfect blend of comfort and affordability. Created to provide a restful sleep experience, this mattress features a cooling Tencel-blend cover that promotes a refreshing sleep environment. Just beneath the cover is a luxurious 2" layer of gel memory foam. This gel-infused layer sleeps cooler than typical memory foam and adds durability while keeping the same contouring abilities that relieve pressure.The 2" transitional layer of convoluted foam keeps this mattress breathable. The core of the mattress is comprised of 6" of dense foam, expertly engineered for durability and support. This thoughtfully designed 10" foam mattress is not only soft and comfortable; it's made of premium materials to provide stress-free sleep for years. Sizes: Short Queen – 60" x 74", Queen – 60" x 80", Short King – 72" x 75", RV King – 72" x 80".