Secure A Bed Mattress Protectors(Non-Zippered) size 54x75 Size Full 100% water proof, Protects against dust mites, allergens, bacteria, and perspiration. 100% water proof with membrane coating. Protects against dust mites, allergens, bacteria, and perspiration. Hypoallergenic Terry Cotton surface. Easy care wash and tumble dry. Great comfort sleep, noiseless and breathable.