Features: Material: non-woven fabric Size: 11cm in diameter Compatibility: suitable for headphones with a diameter of 10-12 cm Color: black, blue, white Quantity: 100 pieces Package content: 100*headphone set 1. Disposable headphone case: Each ear pad has a diameter of 11 cm and the elastic band is designed to be flexible. The large headphone cover can accommodate the ear pads from about 10 to 12 cm. 2. Comfortable, hygienic and healthy: Made of non-woven fabric, comfortable to wear, protect your headphone pillow from dust and oil, protect your ears from dust, skin-friendly and comfortable. 3. Easy to use: Replace the ear pads regularly, replace worn or unusable ear pad covers to improve hygiene. 4. Applicable Occasions: Disposable headphone sets are suitable for gyms, offices, internet cafes, libraries, call centers, performances, hotels, etc., and can provide good protection for ears and headphones. 5. Package Contents: 100 pieces, 50 pairs of ear pads are enough for you to replace or replace them. A sufficient amount can be used over a long period of time.