Improved sound quality: The silicone material of this earphone case helps enhance audio performance, delivering fuller and clearer sound for an enhanced listening experience. Comfortable Fit: Ergonomic design conforms to the shape of the ear for a comfortable fit, even during extended use. Replacement Accessory: Designed specifically for the Bowers & Wilkins PI8 Bluetooth headset, compatible as a replacement for the original ear tips. Dust and sweat resistant: Helps block external particles and moisture, supporting long-term earbud performance. Multiple size options: Available in various sizes to accommodate different ear canal dimensions, ensuring a secure fit. Color: Black and white Material: Silicone Package dimensions: 6 × 6 × 2 cm Weight: 45 g