Arc'teryx Proton Hoody Jacket 2027 – Insulator size:SM An adidas Trefoil logo on

An adidas Trefoil logo on the chest adds a classic touch

A staple product in our lineup

Holiday-themed print

Their soft flex lets you get creative with side hits and natural features

Arc'teryx Proton Hoody Jacket 2027 – Insulator size:SM An adidas Trefoil logo onDescription Originally engineered for climbers tackling everything from rock to alpine ice, the Arc'teryx Proton Hoody has earned its place as a benchmark breathable insulator for any high output mountain activity. It sits in that critical zone between a baselayer and a shell, managing heat and moisture during sustained effort so you stay comfortable instead of clammy. The Proton Hoody is built around 80 gsm Coreloft Compact insulation made from 100%