Ototap Pre-Molded Rubber are earplugs specially designed to protect the ear from the risk of water penetration during bathing, showering, and water sports, as well as from noise, wind, dust, sand, etc. Each Ototap Pre-Molded Rubber box contains 2 earplugs, a 100% recyclable plastic case for easy storage, hygiene, and transport, and an informational leaflet with usage instructions in 3 languages (Spanish, English, and Portuguese). Specifications: Each earplug is a conical piece approximately 30 mm in height and 1 g in weight. Its composition is thermoplastic elastomer. Instructions for use of Ototap "Pre-Molded Rubber": 1. Hold the earplug by its cylindrical part and insert it into your external ear canal until you feel your ear is blocked. 2. Adjust the Ototap for greater reduction of water penetration risk. 3. To remove, gently pull outward. Rubber earplugs. Brand Ototap. 100% recyclable.