Feature: 1. Waterproof and oil‑resistant filter prevents earwax or water from getting trapped inside.2. Extend the life of your hearing equipment, special fit for hearing aid. 3. against ear wax and moisture, help maintain stable performance of hearing aids. 4. Easy to install, convenient for the elderly and other hearing impaired people to use. 5. Made of high quality ABS materials, to ensure the durability of long‑term use. Specification: Condition: Brand New Package List: 10 x Box of Hearing Aid Wax Guards |