Arc'Teryx Men's Proton Crew Brand_Backcountry Access Frequency : 457 kHz (EN300718)

Frequency : 457 kHz (EN300718)

look no further than our Abbott Pass Tank

French terry fabric maintains a softness for continued wear

PERCEIVE lens provides high-contrast vision and terrain-defining clarity in just about any light condition

Arc'Teryx Men's Proton Crew Brand_Backcountry Access Frequency : 457 kHz (EN300718)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 insulations combination of warmth and breathability maintains thermal comfort. The air permeable Fortius Air 50 outer is light, durable, and has