Outrun the cold. Arc'teryx's lightest, most packable synthetically insulated hoody provides breathable warmth and transitional weather protection for winter mountain runs. The Fortius Air 20 face fabric balances airflow with wind resistance, mapped 40gsm Coreloft insulation provides breathable core warmth, and a PFAS-free treatment repels water. Woven stretch mesh on the back elevates airflow and freedom of movement, a streamlined hood extends protection, and zippered pockets provide bounce-free storage.

Features

• Fortius™ Air 20 face fabric effectively balances air permeability and weather resistance with lightweight durability and stretch
• Resilient Coreloft™ synthetic insulation is mapped for optimal thermal performance
• Uninsulated underarm gussets and back panel provide enhanced ventilation
• Fitted for mobility and comfortable layering under the Norvan Shell
• FC0 DWR (Durable Water Repellent) finish repels moisture and is PFAS-free
• Side pocket with invisible zipper
• Pocket doubles as a stuff sack
• Two hand pockets with zippers
• Single stretch woven zippered chest pocket
• No Slip Zip™ prevents inadvertent opening
• 60gsm PrimaLoft® insulated helmet-compatible hood provides additional warmth
• Dual lower hem adjusters