Comfortable Headphones Set: Use Soft Letherette Material on Ear Cushion to Make it Comfortable Adjustable Headband: school headphones use strong plastic adjustable headband to fit both children and adults Long Cord & Light Weight: All strong plastic material, super light weight, 1.5meter/4.9 feet long cord High Quality Sound: 3.5mm golden plug fit for most devices, high quality sound for store listening, library and computers Great Customer Service: easily contact us by service card, under 12 hours average responding service