Size: Twin Sleep Innovations Inc. M-MAT-43680 Sleep Innovations is a premier manufacturer of memory foam products that are made in the USA. Sleep more deeply and wake up feeling refreshed on the Sleep Innovations 10'' Memory Foam mattress. Three layers of comfort and support are proven to give you a better night's sleep. Premium memory foam comfort layer relieves painful pressure points and enhances airflow for deeper sleep and less tossing and turning. Two additional layers provide support and stability for comfort you can count on, night after night. Proudly made in the USA for quality you can trust. Features: -Distributes body weight better than traditional inner spring.-Relieves painful pressure points.-Holds its shape - no flipping or rotating required.-Luxurious cotton cover, anti-microbial, hypoallergenic.-Made in the USA.-Memory foam comfort layer: 2, 3 lbs.-Memory foam support layer: 3, 1.5 lbs.-Premium base layer for superior support: 5, 2 lbs.-Mattress Size: .-Core Construction: Memory foam.-Hypoallergenic: Yes.-Sleep Cool Foam: Yes.-Cover Included: Yes -Removable Cover: .-Cover Closure Type: .-Machine Washable Cover: ..-Country of Manufacture: United States.Dimensions: -Twin: 10 H x 39 W x 75 D, 39.3 lbs.-Full: 10 H x 54 W x 75 D, 54.3 lbs.-Queen: 10 H x 60 W x 80 D, 64.4 lbs.-King: 10 H x 76 W x 80 D, 81.6 lbs.-California King: 10 H x 72 W x 84 D, 81.1 lbs.-Overall Thickness: 10.Warranty: -10 Years limited warranty.-Product Warranty Length: 10 years -Product Warranty Details: ..