Band-Aid® Brand Hydro Seal™ Extra Large Bandages help keep germs out and your body’s natural healing power in using hydrocolloid technology. Within 24 hours of application, a white bubble will form under the bandage which shows that the healing process has begun. These waterproof bandages provide advanced wound care and cushion to help protect blisters. Cushioning provides protection and relief from painful blisters and wounds. Ideal for use on the chest, arms, and legs, these extra-large bandages deliver multiday protection and stay on even through hand washing and showers. This package contains 3 individually wrapped Hydrocolloid Gel Bandages, each measuring 6.2 cm x 7.0 cm. Not made with natural rubber latex.