Feature:1. Prevent Blocking: Sound aid filter can effective prevent earwax from accumulating in the speaker and blocking the horn, make sure your sound aid is used long enough.2. Avoid Foreign Objects Enter: Sound aid wax guards are waterproof and oil proof, can prevent foreign objects from entering the sound amplifier and affecting the normal operation.3. Simple To Install: Sound aid wax filter is compact in size and easy to install, which can make sure the elderly or other groups use it easily, a total of 3 boxes for you to use and replace.4. Extend Service Life: Sound aid replacement wax filters can improve the durability and reliability of the sound aids, effectively prolong the service life for a long time use without broken.5. Excellent ABS: Sound aid wax filters made of ABS material, sturdy, impact resistant, scratch resistant, waterproof, which are easy to process, ensuring a long term use.Specification:Item Type: Wax Guards for Sound Aid SuppliesMaterial: ABSFunction: Prevent earwax, dusts, and water from blocking sound aids, prevent foreign objects from entering sound aids and affecting normal operation..Package List:3 x Boxes of Sound Aid Wax Filters