Prevents shirts and blouses from rolling up from slacks, pants, etc. It is slim (thin), so it is difficult to get bumped, and it is also recommended for women. The transparent film allows you to temporarily stop the adhesive position without mistaking in place. Iron-on heat application 1 set includes 4 sheets x 2. Size: Approx. 0.8 x 1.6 x 0.02 inches (20 x 40 x 0.53 mm); Material: Silicone, Urethane and others; Caution: Do not use with waterproof fibers, thin fabrics (georgette, silk, etc.), or fabric that cannot be ironed under medium temperature.