1. Waterproof and oil-resistant filter prevents earwax or water from getting trapped inside.<br> 2. Extend the life of your hearing aid, specially tailored to the Oticon hearing aid.<br> 3. Protects against earwax and moisture, helps maintain stable operation of hearing aids.<br> 4. Easy to install, convenient to use for the elderly and other hearing impaired.<br> 5. Made from high-quality ABS materials to ensure durability during long-term use.<br> Item Type: Pro Wax Covers<br> Material: ABS<br> Suitable hearing aid: for Oticon<br> How to use:<br> Remove the old earwax covers for your hearing aids with the mesh remover and clean the horn outlet.<br> With the other end of the mesh removal tool, paste the earwax shields into your hearing aids and insert them into the horn mouth.<br> Gently check with your hand whether it is firm or not<br> List of packages:<br> 1 x Box of Wax Hearing Aid Covers Precautions:<br> 1. Often use a small earwax cover cleaning brush for hearing aids<br> 2. Replace earwax covers for hearing aids once every six months to a year, according to earwax<br> 3. Make sure the installation of hearing aid wax covers is solid to avoid falling into the ear canal