Easy to use. Especially suitable for Internet cafe headphones,and running sports wearing headphones Elastic, comfortable and durable. High elasticity, durable and soft. Noise isolation. Compatible with earphones : TV listener headphone. Good for replacing your worn-out or lost ear pads. Diameter: approx. 11cm Share headphones without spreading the germs! This disposable headphone covers safely protect headphone users, providing a sanitary barrier from dirty hair, skin cells, lice, viruses, and infections. Headphone covers are soft, comfortable and allow sound to pass through while keeping your headphones hygienically clean. Item Type: Earphone Cases Model Number: for most headphone earpads colour:blue Material:Fabric Package Contents: 100 * dust covers Only the above package content, other products are not included. Note: Light and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.