The Patagonia Men's Capilene® Cool Lightweight Long Sleeve Shirt is specialized for all your fully active days. This lightweight shirt is made of performance knit fabric that wicks moisture and dries fast for high-output days. It is made with recycled content and has HeiQ® Fresh durable odor control so you can stay feeling fresh. The Patagonia Men's Capilene® Cool Lightweight Long Sleeve Shirt keeps you comfortable when you're working hard in conditions ranging from cool to hot.