Tea Color EVOH, with non-woven for one side, carbon filter 1. 5pcs/ PE bag/box 2. 2 clips Product Features: Two-piece sump 2130045 1 Prevent leakage High polymer has strong cohesion, more fit and less leakage 2 Clear Scale Easy to cut with clear markings 3 Convenient operation Fastener system is flexible and convenient 4 Good adhesion Strong adhesive bonding 5 Skin-friendly and comfortable Medical hydrocolloid chassis