Feature: 1. Prevents Earwax Accumulation: Water and oil repellent filter that helps prevent earwax or moisture from entering the device, extending the service life of your sound amplifier. 2. Wax Filter Replacement: Wax guard filters are designed to replace the original wax filter on compatible sound amplifiers. Includes 40 wax filters, providing ample replacements for regular maintenance. 3. Fitment: Compatible with Phonak sound aids. The disk design allows for easy rotation and operation. A practical accessory for individuals with hearing needs. 4. ABS Material: Made from high-quality ABS material, these wax guards are durable, wear-resistant, and stable. Safe, sturdy, and resistant to breakage. 5. Multiple Applicable Scenarios: Lightweight and compact, easy to store and carry. Ideal for use at home, in lectures, office environments, and other daily settings. Specification: Item Type: Disk Wax Guard Material: ABS Quantity: 5 pcs disk wax guards per pack (8 wax filters per disk, 40 wax filters total) Compatible Model: Designed to fit Phonak sound aids Package List: 5 x Disk Wax Guards (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 dislodging.