temperature regulation

Perfect for an active lifestyle

Outer sock: 80% Polyamide

Built with EXO SHIELD 4-way stretch recycled polyester shell and sealed from the elements with a 20k/20k laminate

A rear pocket and key loop secure your essentials so you can run at top speed

Petzl CORE Rechargeable Battery Mens Shorts temperature regulationDescription Easy universal charging via the USB port Charge indicator on the battery (red = charging; green = battery charged) Performs well at low temperatures Limited environmental impact: the entire lifespan of a CORE rechargeable battery is equivalent to that of 900 standard batteries Compatible with all TIKKID, TIKKINA, TIKKA, TIKKA CORE, ACTIK, ACTIK CORE, ARIA 1 RGB, ARIA 2 RGB, IKO CORE, and IKO headlamps (versions post 2017) Comes with