DescriptionMini size design, USB rechargeable, all of these function make you use it more conviently. Over the ear design makes the workout headphones keep secure fit. All makes theseearbuds won't fall out of ears during most active sports. Great sports earbuds for running, jogging, gym, working out, exercising, walking and dancing.Feature- Color: Black.- Material: Plastic+Electronic Components.- Size: 3.2 x 1.9 x 1cm.- USB rechargeable, simple design, make you use it more easily and conviently.-Ideal for any device which support .- Bass driven sound, feel the power of music.- Bring you the perfect audio enjoyment, Lightweight stereo earphones with drivers, deliver clear and crisp sound and super enhanced bass, provide good sound quality for music and phone calls.-Lightweight, on the basis of Ergonomics, this earphone fits for your ear perfectly, more comfortable for long time wearing.-Warm Tip: Dear buyer, Due to lighting effect, monitor's brightness, manual measurement and etc, there could be some slight differences in the color and size between the photo and the actual item. Sincerely hope that you can understand! Thank you!