Pellon Wrap-N-Zap Microwaveable Cotton Batting 22″ x 10 Yards. Create microwavable kitchen projects using this all natural cotton batting. Craft casserole warmers, hot pads, potato bags, and oven mitts. Easily steam your veggies and corn or warm buns, tortillas and rolls. The loft is 1/16 of an inch with a shrinkage of 3-5%. Recommended maximum stitch distance is 4″ apart. Washable by hand or machine and dry cleanable. Fiber content is 100% Natural Cotton.