Slender yet designed for quality. This memory foam mattress offers the best elements of foam. Sleep in comfort as memory foam cuddles your contours. A six-inch thickness is ideal for select bed configurations. Experience updated technology and extraordinary slumber. Product Features Set includes: One (1) mattress CertiPUr-US certified foam improves air quality and is flame retardant 6" memory foam mattress is 4.5" 1.5lbs high density foam with 1.5" 2.5lbs memory foam topper 3 year mattress warranty 1.5” 2.5lb memory foam 4.5” 1.5lb high density foam Joseph - Full Memory Foam Mattress - White 53.0"W x 74.0"D x 6.0"H - 33.79 lb Joseph - Twin Memory Foam Mattress - White 38.0"W x 74.0"D x 6.0"H - 25.12 lb Joseph - Twin Long Memory Foam Mattress - White 38.0"W x 80.0"D x 6.0"H - 25.52 lb