Designed for a great, warm fit, the front’s partial zipper helps you slip in and out. The Soft-Tech interior fabric is both warm and wind resistant, plus it’s all sewn together using flat seam construction to eliminate chaffing. Ergonomically designed for the best fit. Partial zip front for ease of access and egress. Soft-Tech warm and wind resistant fabric used on the front of the shirt and sleeves. Robe breathable, moisture-wicking stretch fabric in sides, back and back of arm areas offers a very comfortable feel. Quick drying.