Only the finest apparel for the modern-day adventurer, the Skiff brings it. Features 4-way stretch, UPF 30+ (blocks 97% UVB rays), quick-dry, wicking, cross-ventilates, and wont wrinkle. Only one problem with this shirt: we can't keep it in stock. Sunglass chamois inside left chest pocket. 87% nylon/13% spandex. Relaxed fit.