A. Disposable Earmuffs: The diameter of each earmuff is 11cm/4.3inch. With good elasticity, suitable for large headphones about 8.5 - 10cm. Please check the size of the earmuffs before purchasing. B. Hygienic Earmuffs: Made of non - woven material. Comfortable to wear. Protect your earmuffs from dirt, oil, keeping your ears away from dust. Harmless to skin. C. Sanitary Earmuffs: Each pair of earmuffs fits into individual bags. Make them clean and hygienic to use and share with others. D. Suitable occasions: Disposable earmuffs are suitable for use in gyms, offices, netball courts, libraries, call centers, shows, hotels, etc. Provides protection for headphone and earphone users. E. Package includes: You will receive 200 pieces (100 pairs) of disposable earmuffs, plenty of ear cushion covers for your regular replacement, enough for quite a long time use and spare.