Item Type: Sound Aid Wax GuardsMaterial: PlasticUsage: Take out the old cerumen stopper with the net picker, clean the bell mouth, lock the cerumen stopper with the other end of the net picker, put it into the bell mouth, gently test whether it is firm or not looseNote:1. Always clean ceruminous damper with a small brush2. Replace cerumen damper once every one to three months according to earwax condition3. After installing the cerumen damper, make sure it is firmly installed to avoid falling into the ear canalPackage List3 x Storage Boxes24 x Wax Guards Filters1Waterproof Protection: It is designed to prevent earwax or water from getting trapped inside your sound aids. Enjoy your daily activities without worrying about damage caused by moisture or earwax buildup. 2Prolong Sound Aids Lifespan: By effectively stopping earwax and moisture from entering the device, it help extend the lifespan of your sound aids. 3Maintain Stability: It play a crucial role in maintaining the stability and performance of your sound aids. They prevent clogging and blockages, which can negatively impact sound quality and overall functionality. 4Easy Installation: It is designed for user convenience. The simple and hassle free installation process makes them suitable for seniors and individuals with hearing impairments. 5Durable ABS Material: The excellent quality ABS material used ensures resilience against wear and tear, providing long term protection for your sound aids.