Bulk Pack for Classrooms: Kids Headphones in Bulk 20 Pack, Students Headphones in Black Color Comfortable Design for Extended Wear: Children's Headphones with soft ear cushions, comfortable to wear for daily use. These are not disposable headphones, coming with strong stereo sound, which can be used again and again Wide Compatibility for Multiple Devices: School Headphones with 4 feet cable and 3.5mm jack, compatible with Tablets, PCs, Desktops, Laptops, Chromebooks and Fitness equipment for class use and school testing Convenient Packaging for Distribution: ZXQZYM headphones for kids for school are packed in a carton box, with each headphone sealed in an individual bag Durable Construction for Repeated Use: These student headphones feature sturdy build quality designed to withstand regular classroom use and handling by children and teens ZXQZYM 20 Pack Classroom Bulk Kids Headphones for School Classroom Students Kids Children Teen and Adults ( Black )