SmithOutlet 500 Pack Silicone Tip Earbud Bulk Headphones for Schools Case of 500 Earbud Headphones Each Headphone individually packaged and sealed - 4.5 Foot Cord Length Silicone tips helps to reduce ambient noise, 100% Latex Free 3.5 MM Plug works with iPods, iPhones, iPads, Chromebooks, Tablets, Computers, CD Players, Fitness and Audio Equipment Great for Classroom Testing, Students, Schools, Hospitals, Hotels, Gyms and more