These waterproof sheets are two layers of 100% cotton with a thin waterproof membrane in the middle. They are soft and feel a little like a flannelette sheet.
Waterproof top sheet
Size: Single: 260 x 180 cm
Composition: 100% cotton jersey top and backing. Inner - laminated polyurethane
Cold or warm gentle wash. Tumble dry on low heat. Do not iron. Do not bleach or dry clean. Do not use solvents