Bluetooth headset silicone fixing sleeveFeature High quality healthy material: Made of soft silicone material, it provides the best comfort for your earphones. Environmentally friendly material, no irritation to the human body, no allergic reaction, no need to worry about being harmful to the body. Excellent experience: durable, flexible, detachable, longer service life, four colors are fashionable and increase your charm. Stabilize your Bluetooth headsetThe stabilizer locks your earphones