Ultra Soft Allergy Hypoallergenic 100% Waterproof Zipper Pillow Protector Encasement Bed Bug & Dust-mite(2 King Size) Ultra Soft Allergy Hypoallergenic 100% Waterproof Zipper Pillow Protector Encasement Bed Bug & Dust-mite Proof 100% Waterproof to Prolong the Life of Your Pillows Designed especially for allergy and asthma sufferers; recommended by allergists Keeps pillows as good as new for longerPrevents unsightly staining on your pillows Extends the life of your pillow, Machine Washable;