Mattress protectors are a must-have to keep anything away from your bed,especially if you fall into one of the following categories, having a mattress protector should be a top priority: You had an expensive mattress; You have kids or pets; You use your guest room a lot; You suffer from incontinence.The bed cover can completely seal the six sides of the mattress. The micro zipper spans across the three sides of the protector for easy installation and removal. The teeth of the micro zipper are too small and too dense for bed bugs to pass through.Waterproof, Breathable, Hypoallergenic, Moisture Wicking.Our mattress protector has a waterproof TPU backing layer, which can protect your mattress from liquids, stains, urine, accidental spills, and extend the life of the mattress, which is the best protection for your expensive mattress.