Keeps your ear plugs in and water out with Mack's™  Ear Band Swimming Headband . Features Headband helps keep ear protection in place. Water out and ear plugs in. Helps prevent swimmer's ear. Ideal for swimming, bathing, etc. Doctor recommended for swimmers with ear tubes or eardrum perforations. Helps prevent children from removing their ear protection. Helps keep ears warm during winter or cold-water activities. Safe, comfortable, and reversible. Fits most kids to medium-sized adult heads. Neoprene headband. Official ear care of USA Swimming®. Imported.