The trail has been relentlessly steep for an hour. You look around and can't wait to start your descent in the powder snow. When every gram of weight matters and you still want to rely on dependable warmth, this mid-layer is the perfect choice: This jacket made of grid stretch fleece with a full-length zipper and practical zippered pockets provides maximum warmth with minimal weight.

For intense challenges where you need to perform at your best even under demanding conditions.