InstaComfort Allergy Pillow Covers Super Soft 100% Cotton Cases Hypoallergenic Pillowcase - Completely Silent Dust Mite Proof Protector - Standard Size Zippered Cover Extremely soft and gentle 100% cotton pillowcase providing a cool and crinkle-free luxurious feel Affordable solution to relieve symptoms such as sneezing, watery eyes, stuffy nose and itchy throat Machine washable without losing its softness and ability to guard against allergens like dust mites 21 x 28 Hypoallergenic protector fits standard (20 x 26) and jumbo (20 x 28) sized pillows Perfect Holiday Present for any occasion! Give the gift of a peaceful nights rest to loved ones!