Mountain Equipment Aerotherm Jacket SuperTool & Surge. 1/4 length Watertight side zips

1/4 length Watertight side zips

even in sub-zero temperatures

And with a modern hot forged I-beam construction weight is kept to a minimum with zero compromise on strength

when our entire stock of Barryvox 2 & S2 was returned to Mammut

Rescue whistle on chest strap

Mountain Equipment Aerotherm Jacket SuperTool & Surge. 1/4 length Watertight side zipsThe Mountain Equipment Aerotherm Jacket is a lightweight and fast drying windproof layer with a wicking micro grid lining. This is the perfect layer for spring and autumn days, high up in the mountains. It will keep the wind off and offer a little warmth in exposed situations while wicking moisture off your skin while you are working hard on the ascent. Exolite 45 is a light and durable double weave softshell that forms the outer layer of the