The 10pcs Black Silicone 8mm(0.3 inch) Dust Cover are designed for simple installation and removal making them very user-friendly. Additionally the silicone material used in the covers is smooth and non-sticky so they are easy to wipe clean with a cloth or tissue. The dust covers do not block or interfere with the RCA Female Connector when in use so there is no need to remove them before connecting audio equipment. Finally the high-quality silicone material used in the covers makes them resistant to wear and tear ensuring they will last for a long time. Overall these advantages make the product very easy to use requiring minimal effort or maintenance on the part of the user.Features:1. The dust covers are easy to install and remove making them very user-friendly.2. The silicone material used in the covers is smooth and non-sticky making it easy to wipe clean with a cloth or tissue.3. The high-quality silicone material used in the covers makes them resistant to wear and tear ensuring they will last for a long time.Color: BlackMaterial: SiliconePackage Included: 10 x RCA Dust CoverOverall Size(OD*H): 11 x 8mm / 0.43 x 0.3 Notes: 1.Due to the different measure ways or tools there may exists slight deviation hope that you don t mind.