Sureprep No-Sting Skin Protectant. Sureprep No-Sting Skin Protection film is alcohol free and is for damaged or delicate skin. Protects from adhesive stripping. Safe for delicate skin. Outperformed 3M Cavilon in controlled trials. Fast drying. Vapor permeable. Creates a waterproof barrier on periwound skin. Protection from friction and body fluids. Transparent. Indications: periwound skin, peristomal skin, damaged skin (Sureprep No-Sting) and incontinence protection and barrier. Contraindicated for direct application to wound bed.