Designed especially for active use, the ATH-CKP200 Sonic Sport in-ear headphones have a hinged ear hook that adjusts around the ears to provide custom comfort for any wearer. Featuring high-quality drivers for clear, detailed and dynamic sound, the headphones come with both standard silicone and newly designed ridged XS/S/M and L eartips to provide a choice of greater sound isolation or allowing in a low amount of ambient sound for greater safety outdoors. The headphones have IPX5 Waterproof Certification* that allows them to be washed after use. They come with a cord clip and 2 ft. (0.6 m) extension cord.