Description
Atom SL Jacket Men’s is a superlight insulated jacket designed for alpine and hiking, built as a superlight, abrasion-resistant layer with breathable stretch insulation that targets warmth to the core.
- Product Type: Men’s superlight insulated jacket
- Material: Synthetic Fill
- Weight: 255g
- Recycled stretch insulation focuses warmth through the body for mid-output mountain use
- Uninsulated sleeves and stretchy, fleece-lined side panels increase breathability and range of motion
- Packable construction for stowing in a pack between efforts
For alpine and hiking layering, pair it with a shell jacket and hiking shoes.
Our lightest insulated jacket excels in all mid-output mountain activities. From shoulder-season hikes to easy winter runs, its recycled stretch insulation delivers targeted warmth to your core without limiting mobility. Uninsulated sleeves and stretchy, fleece-lined side panels boost breathability and make for easy overhead movements. Made for hikers. Loved by athletes, runners, skiers, and guides.
Need a heavier option? Try the Atom Jacket.



















