XTRAINERZ HEADPHONES NEW BALANCE polarized lenses and UV400 protection

polarized lenses and UV400 protection that blocks 100% of those harmful UVA and UVB rays

A chest strap heart rate monitor (like HRM-Run™ or HRM-Tri™) unlocks advanced features such as lactate threshold and the HRV (heart rate variability) stress test

That’s why we made the blue on blue sunnies

You could take every precaution under the sun OR enjoy the ride by throwing on these kryptonite green lenses with translucent green arms to weaken all that bad juju that may be floating your way

XTRAINERZ HEADPHONES NEW BALANCE polarized lenses and UV400 protectionOur first wireless MP3 swimming headphones. A 4GB memory stores up to 1,200 songs, allowing you to listen for up to 8 hours; no wires, no devices, no limits. (Not Bluetooth compatible) Open Ear Listening : With nothing inside or over your ears, enjoy bud free, pain free listening with headphones that stay in place. 4GB of MP3 Storage : Powered for any playlist. Built in storage allows for a library of up to 1,200 songs ready to play at the touch of a