La Sportiva Auster Shorts - mens Size (US):XS which allows the light sensor

which allows the light sensor to automatically adjust brightness and beam pattern

crush long training runs

Bring your next ultra to the next level with a lightweight design specific for ultra running

As Saucony's most aggressive race-day performer yet

La Sportiva Auster Shorts - mens Size (US):XS which allows the light sensorDescription Auster Short features a soft and comfortable waist construction; to be breathable and dry quickly over mid distance runs. The minimal design gives maximum freedom of movement and the inner mesh brief has been improved to guarantee support and comfort during the activity. Functionality meets the design in reflective details; race inspired graphic sublimation and flatlock seams technology. g title=RUNNING MID DISTANCE MW frameborder=0