From the manufacturer

Audio-Technica ATH-CKP200 RD Sonic Sport In-ear Headphones - Red 

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.

*IEC rating “IPX5” (“Washable”). The headphone may be washed using running water (not completely waterproof).

• Ideal for active use, jogging, sports
• Top-tier sound quality from pro audio leaders
• Lab tested and certified waterproof rating allows headphones to be washed after use
• Hinged clip-on ear loop design adjusts to the contours of your ears for custom comfort
• Asymmetrical cable design keeps cable out of the way and helps prevent tangles
• Housing features an oval rubber ring for extra-comfortable ergonomic fit within the ear
• Type: Dynamic
• Driver Diameter: 8.5 mm
• Frequency Response: 20 - 23,000 Hz
• Maximum Input Power: 200mW
• Weight: 9g
• Cable: 0.6m (2'), U-type
• Connector: 3.5mm (1/8") mini-stereo
• Included XS/S/M/L interchangeable ear tips for sound isolation, and newly designed ridged ear tips that allow ambient traffic noise for safer use outdoors