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 filter designed to replace the original wax filter on the sound amplifier. Includes 40 wax filters, providing ample replacements. 3. Fitment: Compatible with Phonak sound aids. The disk is easy to rotate and operate. A necessary accessory for individuals with hearing needs. 4. ABS Material: Made from high-quality ABS material, durable, firm, and resistant to wear. Safe and environmentally friendly. 5. Multiple Applicable Scenarios: Lightweight and compact for easy storage and portability. Can be conveniently carried in a bag. Suitable for use at home, in lectures, office environments, and more. Specification: Item Type: Disk Wax Guard Material: ABS Quantity: 5pcs disk wax guards per pack (8 wax filters per disk, 40 wax filters total) Compatible Model: Designed for Phonak sound aids Package List: 5 x Disk Wax Guards (40 wax filters in total) Note: 1. Use a small brush to clean the wax guard regularly. 2. Replace the wax guard every 6 to 12 months depending on earwax buildup. 3. After installation, ensure the wax guard is securely attached to prevent dislodging.