Mattress bags keep your mattress and box springs clean during moving or storing while protecting against soil, dust, and water damage. Save expense of costly mattress replacement. Designed to fit mattress up to 14" thick. Made of 2.25 mil heavy grade polyethylene. Twin, full, queen, and king sizes. Easy to grasp handles make carrying mattress simple and effortless Helps prevent mattress from being torn or damaged when moving or storing Reduces strain on back, shoulders, and hands Also available in Full, Queen and King