specification: _x000D_Item Type: Hearing Aid Wax Guards_x000D_Material: Plastic _x000D_Usage: Take out the old wax guard, cleaning the horn mouth, use the other end to jam the wax guard, load into the horn mouth, gently test whether it is firm or not_x000D_Notes:_x000D_1. Keep the wax guard cleaning with a small brush_x000D_2. Replace wax guard once every six months to once a year according to earwax conditions_x000D_3. Be sure to install wax guard firmly after installation to avoid falling into ear canal Features: 1Prevent earwax dust and other foreign matter from blocking the horn. 2Made of high quality materials, to make sure the durability of long?term use. 3Suitable for most hearing aids, wonderful hearing aids accessory. 4Made of high quality plastic materials, ensuring long?term durability, easy to use. 5Extend the service time of hearing aids, including 8pcs of the package. PackageList: 1 x Box of Wax Guards (8pcs)