SUPERIOR SOUND. These headphones are sweat proof, waterproof and noise cancelling. Our headphones for swimming has been awarded the highest waterproof IPX rating of IP8 enabling superior quality sound in and out of water up to 12ft/3.6m..Connectivity Technology: Wired COMFORTABLE & EASY TO USE. Designed for athletes by athletes with innovative and highly satisfying technology. Ergonomic sheared shape sits flush with the ear and is designed to promote proper alignment of the ear bud with the ear canal making it comfortable for you. Includes 5 sets of high quality earplugs (XS-XL) and tree tip set to ensure that these earphones stay securely in place while in activity. PEACE OF MIND - Buy with confidence! Our product includes industry leading 1 YEAR WARRANTY. We stand behind all the quality products that we make.