Arcteryx Proton SL Hoody Colour:Electra The inner is a polyester

The inner is a polyester fleece

Articulated patterning ensures unrestricted movement and an adjustable StormHood provides full head and face coverage with a single pull adjuster

this hat is both functional and environmentally responsible

Touch screen compatible

Arcteryx Proton SL Hoody Colour:Electra The inner is a polyesterThe Arc'teryx Proton SL Hoody is the ideal layering piece for hikers and climbers who demand exceptional breathability and warmth in a minimalist package. Made from a lightweight, breathable Fortius Air 20 outer fabric, it provides excellent air permeability and light wind resistance. The Octa Loft breathable insulation insulation provides exceptional warmth for its weight, even when wet, and packs down small for easy storage. The Helmet compatible