Spahr Bedding Bed Bug Mattress Cover - Zippered Encasement Mattress Protector- 100% Waterproof, Hypoallergenic, Breathable Protection - King Size KEEP OUT BED BUGS: Six-sided waterproof encasement locks out bodily fluids, spills, pets, urine, allergens REDUCE SYMPTOMS: Hypoallergenic protection from allergy, eczema triggers: dust mites, pet dander, mold SLEEPS COOL. NO NOISE. Thin and sleeps comfortably without trapping heat. No crinkly sounds at night EASY USE AND CARE: Slides on mattress and zips up. Machine washable. Do not use fabric softener or bleach SAVE MONEY. No expensive deep cleaning needed for your bed. Fulfills mattress warranty requirements.