1Soft and Comfortable: Hearing aid open domes are made of silicone, soft and comfortable, and your ears will not feel uncomfortable after wearing them all day. 2Prevent Static: Hearing aid open domes are anti static earplugs, which will not cause static electricity damage to ears and are safe to use. 33 Models: Large, medium and small models hearing aid earplugs. Select the appropriate earplug according to the size of the ear canal. 4Reusable: If the hearing aid earplugs is dirty, it can be washed with water and reused to save environmental protection. 5Easy to Replace: 15 hearing aid open domes, enough to meet your actual needs. It can be disassembled and replaced at any time, which is more convenient for you to use.