These headphones are perfect for an active lifestyle. The clip-on style follows the contour of the ears, and makes for a secure fit while running, skating, dancing, boarding, whatever. The flexible ear hanger fits comfortably and helps reduce stress on your ear. The open-air design enables you to hear ambient sound, and the powerful Neodymium magnets deliver quality sound. Don't let bulky headphones slow you down, purchase a pair of the MDR-J20.