Feature: 1. Prevents Earwax Accumulation: Water and oil repellent filter helps prevent earwax or moisture from entering the device, extending the service life of your hearing aid. 2. Wax Filter Replacement: Wax guard filters are designed to replace the original wax filter on the hearing amplifier. Includes 40 wax filters, providing ample supply for regular replacements. 3. Fitment: Compatible with Phonak hearing aids. The disk is easy to rotate and operate. Essential accessory for elderly users and individuals with hearing impairments. 4. ABS Material: Hearing aid wax guard made from high-quality ABS material, safe, eco-friendly, durable, and resistant to wear. 5. Multiple Applicable Scenarios: Lightweight and compact, easy to store and carry. Can be conveniently placed in a bag, ideal for use at home, lectures, office, and other daily environments. Specification: Item Type: Disk Wax Guard Material: ABS Quantity: 5pcs disk wax guards (8 wax filters per disk, 40 wax filters in total) Compatible Model: Designed for Phonak hearing aids Package List: 5 x Disk Wax Guard (40 wax filters in total) Note: 1. Always use a small brush to clean the wax guard. 2. Replace the wax guard every six to twelve months depending on earwax buildup. 3. After installation, ensure the wax guard is securely fitted to prevent it from falling into the ear canal.