● WATERPROOF COMPOSITE DRESSINGS HAVE FOUR DISTINCT LAYERS FOR VERSATILE USE, INCLUDING AS A PRIMARY OR SECONDARY DRESSING ● LAYER 1 IS A NONADHERENT CONTACT LAYER THAT PROTECTS THE WOUND SITE AND WILL NOT STICK TO GRANULATING TISSUE ● LAYER 2 IS A SOFT PAD THAT ABSORBS DRAINAGE AND CUSHIONS ● LAYER 3 IS A NONWOVEN BACKING WITH AN ADHESIVE BORDER TO SECURELY HOLD THE DRESSING IN PLACE ● LAYER 4 IS A SEMIOCCLUSIVE, WATERPROOF POLYURETHANE FILM THAT HELPS DETER EXTERNAL CONTAMINANTS AND MAINTAIN AN OPTIMAL WOUND ENVIRONMENT