Arcteryx Atom Vest Arcteryx ArcMulti Bird Logo SS The Arcteryx Alpha SL 23

The Arcteryx Alpha SL 23 is a superlight

Arcteryx name and logo

The Alpha Jacket is made from a combinations of super durable 40 denier GORE-TEX PRO Most Rugged on the shoulders and arms

RDS certified 850FP goose downs outstanding warmth is complemented with mapped synthetic insulation for added breathability in moisture-prone areas

Arcteryx Atom Vest Arcteryx ArcMulti Bird Logo SS The Arcteryx Alpha SL 23The Arcteryx Atom Vest provides core warmth and can be worn either as a mid or outer layer depending on the conditions and activity. When used as an outerlayer and the weather takes a turn for the worst then a shell jacket over the top will be a perfect, albeit a very warm combination. The Atom Vest uses Coreloft Compact 60 insulation, a lightweight synthetic insulation that is very compressible and light but expands very quickly when unpacked.