Product details:

6-inch Twin-size Foam Mattress with Water-resistant Cover Sleep comfortably on this six-inch-thick foam mattress. The double-sided cover is water repellent to guard against any spills or accidents. This mattress is great for bunk beds, a guest bed and dorms. Twin Size. Specialty mattress top features water-repellent cover for protection. Medium support foam combines softness and durability. Weight (overall): 19 lbs. Dimensions (overall): 38 inches wide x 74 inches long.