Arc'teryx Proton SL Hoody M Size:S The liner of the boot

The liner of the boot is heat-moldable and can be customized to your foot

Stem Finger Construction

The size of your little shredders smile is directly related to being warm and comfortable on the mountain

Highly breathable Both the vest and protector are designed to allow maximum airflow

SHAPE: 118-86-111

Arc'teryx Proton SL Hoody M Size:S The liner of the bootDurable, breathable Fortius Air 20 nylon plain weave is lightweight, air permeable, and made with 42% recycled nylon Octa Loft knit insulation provides breathable warmth and resists packing out FC0 DWR (Durable Water Repellent) finish repels moisture and is PFAS free Adjustable, insulated hood provides additional warmth and stretches to fit over a helmet Stretch woven zippered chest pocket accommodates most smartphones, radios, and satellite