The Bedbug Solution Elite covers will protect you from bed bugs while providing comfort and peace of mind. Zippered mattress and boxspring covers are tested and certified bed bug proof, and include our tested and certified patent pending Bugstop Seal, ensuring total bed bug production. The pillow covers compliment the certified zippered mattress and boxspring covers. Additionally, these covers are waterproof, dust allergen proof, and fire retardant. Zippered covers have self-locking, rust-proof polyester zippers.