There are various specifications, 5cm*10m 10cm*10m 15cm*10m 20cm*10m 25cm*10m Use medical glue, no warping, no opening glue. Cut the right size according to the size of the wound, practical and not wasteful. Nonwovens, micro-porous breathable; Waterproof polyurethane, daily waterproof. Two styles for a wide range of uses.