Thick and supple, this memory foam mattress is a great option. Enjoy the ultimate in comfort. Memory foam accommodates changing sleep positions to increase the chance of uninterrupted slumber. This twelve-inch mattress offers substantial construction. Enjoy hours of restful sleep. Product Features Set includes: One (1) mattress CertiPUr-US certified foam improves air quality and is flame retardant 12" memory foam mattress is 8.3" 1.5lbs high density foam with 3.7" 2.5lbs memory foam topper 3 year mattress warranty 3.7” 2.5lb memory foam 8.3” 1.5lb high density foam Ian - Eastern King Memory Foam Mattress - White 76.0"W x 80.0"D x 12.0"H - 93.68 lb Ian - California King Memory Foam Mattress - White 72.0"W x 84.0"D x 12.0"H - 92.91 lb Ian - Queen Memory Foam Mattress - White 60.0"W x 80.0"D x 12.0"H - 73.72 lb