100% waterproof seal. Protects against germs & supports body's natural healing. Smart-Heal technology. Promotes up to 2x faster healing (Hydrocolloids have been shown to heal minor cuts, scrapes, abrasions, lacerations, blisters and scalds up to 2x faster than a simple dry bandage. Journal of Athletic Training 2007; 42 (3):422-424). Lasts up to 7 days. Drug free pain relief (By cushioning & protecting the wound from friction and rubbing). Helps reduce scarring (Moist wound environment facilitates the healing process & helps minimize the appearance of scars). Ideal for: Multi-use. Sterile. All one size. Moist wound environment facilitates the healing process & helps minimize the appearance of scars. Not made with natural rubber latex. Contents of unopened undamaged package are sterile.