Product details:

When unpredictable weather hits on the crag during summer and spring climbs, the Alpha 60 Vest is the just-in-case insulating yet lightweight layer you want to have in your pack. Engineered to be incredibly air permeable, Pertex Quantum Air fabric with 4-way stretch strikes the sought-after balance of wind resistance and breathability, so you can regulate your body heat and stay comfortable. An adjustable hood and durable water-repellent (DWR) finish add extra protection against light rain and snow. Polartec Alpha insulation keeps you warm whether you're on the move or waiting for the next one. Zippered handwarmer pockets and a zippered chest pocket provide key storage.