AfterShokz | Xtrainerz Color:Sapphire Blue and a split-leg design

and a split-leg design

including shin splints

Single back pocket for essentials

our patented Targeted Compression to provide superior comfort and support where it’s needed most

Perfect for warming up

AfterShokz | Xtrainerz Color:Sapphire Blue and a split-leg designTake open ear listening to new depths with Xtrainerz wireless MP3 headphones. Xtrainerz are an innovative solution for consuming audio in and out of the water while youre cross training toward your new PR. The open ear design removes the limitations of traditional swimming headphones, and the 4GB memory stores up to 1,200 songs, allowing you to take Xtrainerz on any adventure; no wires, no devices, no limits. (Not Bluetooth compatible).