The Atom is the ultimate outdoor kit essential, delivering reliable, breathable warmth for chilly alpine starts and unexpected summit squalls. Built with lightweight Coreloft insulation that won't pack out (even after years of wear) and stretchy fleece side panels, it traps and dumps heat strategically. Slide it under a hardshell for a clutch layering system that'll keep you warm, even if it gets wet.

Fit & Design:

• Fitted hybrid-insulated jacket with articulated patterning for unrestricted mobility
• Tricot-lined collar provides soft, next-to-skin comfort
• Stretch-fleece side panels regulate temperature and enhance flexibility
• No Slip Zip™ full-front zipper with glove-friendly custom zipper pulls
• Stretch-knit cuffs seal out chilly air
• Two zippered hand pockets and an internal zippered chest pocket
• Side hem vent and dual lower hem adjusters seal out drafts

Technology:

• Lightweight Coreloft™ 60 synthetic insulation retains warmth even if wet and resists packing out
• Moisture-resistant, wind-resistant face fabric with a PFAS-free FC0 DWR finish to shed light weather
• Breathable design strategically manages thermal regulation during high-output alpine activities

Additional Details:

• Crafted with bluesign®-approved and recycled materials
• Average weight: 266 g (9.4 oz)
• Care instructions: Machine wash gentle low; double rinse; tumble dry gentle low; do not bleach; do not iron; do not dry clean; do not wring; do not use fabric softener; wash dark colors separately