6-inch Twin Quilted Top Bunk Bed Mattress: Earth-Friendly; Contains 50% or more pre-consumer recycled content Twin-size mattress Ideal for bunk beds, roll-away beds and camping Quilted cover Constructed with a cotton and polyester blended fiber Wipe clean with a damp cloths Top bunk bed mattress is recommended for use with a solid surface foundation (spacing between platform slats must not exceed 6") Beds sold separately. See our assortment of beds. Bed frames sold separately. See our assortment of frames See all mattresses on Walmart.com. Save money. Live better. Great for platform beds. Requires foundation or box spring with standard bed frames. Foundations sold separately. See our assortment of foundations.