Advanced Wax Guards: Our hearing aid wax guards are designed with waterproof and oilproof filters that effectively block earwax, dust, and other foreign particles from clogging the horn of the device. This innovative feature significantly extends the lifespan of your hearing aid, ensuring it remains in optimal working condition while providing clear sound quality.Effective Earwax Prevention: Our wax guards are specifically engineered to stop earwax accumulation on the sound port of your receiver. This not only helps maintain sound clarity but also enhances the durability and reliability of your hearing aid. Enjoy uninterrupted use and restore optimal audio performance with our efficient earwax prevention technology.Comprehensive Protection: These earwax filters provide practical protection by preventing earwax, dust, grease, and moisture from infiltrating your hearing aid. By safeguarding the intricate components of the device, they ensure smooth operation and reliable performance, making them essential for maintaining the efficiency of your hearing aid in various environments.Long-Lasting Durability: Our wax guards are made with high-quality materials designed for long-term use. Each filter effectively shields your hearing aid from harmful substances, ensuring it remains clean and functional over time. Invest in our wax guards to maintain the performance of your hearing aid, prolong its life, and enhance your listening experience.Versatile Compatibility: Featuring a nanometer coating for exceptional oil and water resistance, these hearing aid wax guards are compatible with various hearing aid brands, including models used with Phonak devices.Color: Black Material: Plastic Package Contents: 4 x Hearing Aid Wax Guards Note: Light reflection and different displays may cause the color of the item in the picture to appear slightly different from the real thing. The measurement allowed error is +/- 1-3 cm.