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Our Knox Twin XL Mattress offers an affordable and comfortable mattress solution. It features a top layer of memory foam with a 5" layer of responsive foam. The quilted polyester fabric cover has stitched padding for extra comfort. Perfect for kids rooms or a guest room, this Extra Long Twin Mattress is rolled and vacuum packed to be shipped in an easy to carry box. Dimensions: 39-1/2"W x 80-1/2"L x 6"H
