Crafted for men of action, the Ryzer™ 1/4 Zip will take your comfort to the next level. Warm, highly breathable, and moisture wicking, Kuhl's articulated design combines with a bit of stretch for premium flexibility and fit. Perfect for layering or a casual stand-alone, the high-performance Ryzer™ is a must have for your next adventure. Superior (UPF 50) sun protection.