The cressi silicone ear plugs keep out the water from your ears protecting by infections and otitis while swimming. These ear plugs are designed to fit in any ear, and attached to an elastic string for easy removal. Made in soft silicone for ensure comfort and long lasting use. Includes a small case for easy storage. Place the ear plugs gently into the air. Do not cut or stretch ear plugs. Do not use in diving. Gradually remove ear plugs after use and clean with clear water. Dry before storage.