Arc'teryx Women's Proton Hoody Winter Hat Lining: Warp knit mesh -

Lining: Warp knit mesh - 100% Polyester

Overlay: 85% Recycled Nylon

Easy to detach and attach flap

Depth: 8 cm

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

Arc'teryx Women's Proton Hoody Winter Hat Lining: Warp knit mesh -The 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