I used this pillow with a pillow cover, but I am selling it because I purchased a different pillow. I think it is relatively clean, but please understand that it is a used item. Please check the photos. This pillow is made of breathable mesh material and supports comfortable sleep. airweave Pillow Standard Size/Weight Width: approx. 56 cm x Length: approx. 40 cm x Height: approx. 7-11 cm - Brand: airweave - Color: White I purchased it in April 2018 and rotated it with about 3 other pillows.