Arc'teryx Women's Proton Hoody Winter Hat and it's built of the

and it's built of the same super-light yet strong aluminum alloy as the rest of the Helinox series

Virtually Seamless™ Toe for enhanced comfort

Depth: 8 cm

Overlay: 85% Recycled Nylon

it offers surprisingly spacious storage

Arc'teryx Women's Proton Hoody Winter Hat and it's built of theThe Arc'teryx Women's Proton Hoody boasts a breathable insulation package that effectively adapts to the dynamic demands of mountain adventures. As a versatile mid layer, it allows for optimal performance during high intensity activities with its air permeable materials and Coreloft Compact 80 synthetic insulation in the body. The Fortius Air 20 face fabric provides exceptional durability, passing abrasion tests over 60 times better than the industry