Feature: 1. Comfortable Silicone: Sound amplifier dome set are made of silicone material, with transparent color, soft and skin friendly, ensuring comfortable wear without any discomfort. 2. Reusable and Washable: Sound amplifier closed domes designed to be reusable and washable, can be cleaned with water when dirty, ensuring hygiene with easy cleansing. 3. Prevent Static: Sound aid dome has anti static characteristics, and will not cause static damage to the ear when worn for a long time, which is safe for you to use for all day. 4. Quantity Ensured: With 10pcs sound aid closed domes in a pack, you will have enough earplugs as spare, without worrying about losing them, which can be used for a long time. 5. Opening: Sound amplifier domes can help improve your hearing and reduce noise interference, adopted open top design allows for easy removal and replacement for convenient use. Specification: Item Type: Sound Amplifier Dome Set Material: Silicone Quantity: 10pcs . Package List: 10 x Sound Amplifier Domes