BELLA KLINE Premium Waterproof BOX SPRING Encasment - Hypoallergenic- Bed Bug Proof &ndash; Lifetime Warranty &ndash; TWIN Size ULTIMATE PROTECTION- The sorrounding waterproof encasement, protects against liquids, bodily fluids, bedbugs, dust mites and allergens. LAB TESTED. QUALITY- Hypoallergenic smooth polyester/ cotton feel surface, will not change the feel of your mattress. This will naturally absorb moisture and will be completely noiseless. USES- Works great for pets, children, the elderly and allergy sufferers. TWIN SIZE- 39X75 Inches WARRANTY- 100% LIFETIME GUARANTEE, MONEY BACK! No questions asked, should you be unsatisfied with the product in ANY way, please contact us.