Pellon Wrap-N-Zap All Natural Cotton Quilting and Crafting Batting, Off-White 90" x 9 Yards by the Bolt - 1 Pack. This all natural 100% cotton material is made for projects intended for microwave and kitchen use. When used in the microwave, it traps the moisture inside to produce a nicely cooked baked potato or a well steamed ear of corn. It also works well for warming various breads and tortillas. Fiber Content: All Natural 100% Cotton (NO SCRIM). DO NOT USE THIS PRODUCT IN THE MICROWAVE WITHOUT FOOD. Washable by hand or machine on gentle cycle.