Royal Elegance Waterproof Bed Bug Proof Mattress Encasment - Hypoallergenic &ndash; &ndash; TWIN Size Cotton BED BUG PROOF - The unique zipper velcro closure ensures that your mattress will be safe from bed bugs and dust mites. WATERPROOF/HYPOALLERGENIC - The mattress cover is the solution for allergy sufferers. The 360 degree encasement blocks out all allergens and dust, as well as all liquids. Works for your pets as well! QUALITY - The protector has a soft cotton-like feel top layer which gaurantees a comfortable noiseless nights sleep TWIN SIZE - 39X75 INCHES SATISFACTION - 100% Lifetime Satisfaction Guaranteed! Hassle Free, No questions asked, MONEY BACK!