Miraculous, see through, pressing sheet that’s ideal for wool applique, hand applique, machine applique, rug hooking, blocking finished quilts and yarn projects, and if need be even your clothes! Helps to prevent burning, scorching, and iron marking - an absolute must for all creators! Plus if you need to use steam you can as it will pass through this amazing pressing sheet. Available in two sizes 20 x 20 and 17 x 26 inches.