Suggested Retail:$50. SafeRest Premium Zippered Mattress Encasement - Waterproof - Hypoallergenic, Breathable, Noiseless and Vinyl Free (Fits 15 - 18 in. H) Queen Size. Through extensive research and development, SafeRest has created a better way to protect your mattress from bed bug infestations while at the same time creating a barrier against dust mites, allergens and fluids. Those who perspire while sleeping or have children, pets or incontinence will also benefit from SafeRest's waterproof technology. 15"X18".. 7 DAY FULL REFUND GUARANTEE ON THIS ITEM IF ANY ISSUE IS FOUND THAT WAS NOT DESCRIBED/PICTURED. 7 DAY STORAGE IS ALSO AVAILABLE. SEE NOTES TO BIDDER, IN AUCTION DETAILS, AT THE TOP OF PAGE 1 FOR MORE INFO.