Small Stretchable Headphone Covers - Black - Bag of 100 - fits most standard-size headphones and headsets These Small Size Stretchable Covers fit most headphones and headsets with an earpiece that rests against the ear, stretching up to 2 1/2 inches in diameter. Makes it safe and hygienic to share headphones between many different people without sharing bacteria, germs, head lice, hair products and viruses Great for offices, computer labs, libraries, hospitals, and more where headphones are recycled and used by many different individuals Protect headphone users from being exposed to material on the headphones from prior users Safely use headphones and headsets without exposing users to the hair, germs, viruses and bacteria of previous headset users