Protect your mattress with tear-resistant polyethylene bags. This two-pack of bags is perfect for moving or storing your mattress or box spring. Get reliable protection from dust, stains and rips, as well as mice and other pests. These durable bags can also be used to dispose of an old mattress. Fits Twin and Twin XL Sizes. These 54-inch by 96-inch bags are designed to fit any Twin or Twin XL size mattress or box spring. Bags are recyclable.