Arc'teryx Proton Crew Mens

Versatile, breathable, lightly-insulated crew works as a standalone or midlayer.

Hikes, approaches, backcountry tours, a day at the crags – the exceptionally versatile Proton Crew gives you lightweight warmth, temperature regulating airflow, and freedom to move. Soft and comfortable, ultralight Octa Loft insulation’s combination of warmth and breathability maintains thermal comfort. The air-permeable Fortius Air 50 outer is light, durable, and has performance stretch. A DWR treatment repels moisture. Midlayer or standalone – you’ll wear this for everything the mountain offers.

• Breathable
• Lightweight
• Durable
• Stretchy cuffs
• FC0-DWR (Durable Water Repellent) finish repels moisture
• Four-way stretch textile
• Octa® Loft breathable insulation provides thermal protection
• Airy four-way stretch polyester fabric is soft, comfortable, wicks moisture

Weight
305 g

Size and Fit
Fit: Regular

Materials
Main Fabric: Fortius Air 50
Fabric Materials: 84% nylon, 16% elastane 
Insulation: Octa Loft
Insulation Materials: 100 % polyester