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.
Features & Specs
Technical features
Moisture-resistant outer face fabric
Breathable
Lightweight
Wind resistant
Collar configuration
Tricot lined collar for next-to-skin comfort
Cuff & Sleeves configuration
Stretch-knit cuffs
Design & Fit
Fitted, with articulated patterning for mobility and comfort
Garment Centre Back Length: Size S is 26"/66cm - Varies by size
Recycled Coreloft™ insulation delivers breathable warmth that resists packing out
Side hem vent for improved mobility and freedom of stride
Fabric treatment
DWR (Durable Water Repellent) finish repels moisture and is PFAS-free
Hem configuration
Dual hem cinches seal out drafts and adjust length
