Versatile button-up sun shirt for any outdoor adventure Lightweight nylon fabric moves with you on hikes and climbs Airy synthetic fibers wick moisture and dry quickly as you sweat UPF 50+ sun protection guards your skin on exposed rock walls Vented back yoke helps you stay cool and comfortable in the heat Chest pocket has a hidden snap closure to keep gear secure Item #ODRZ89W Material 85% nylon, 15% spandex Fit standard Center Back Length 29.5in Style button-up Pockets 1 snap chest UPF Rating 50+ Claimed Weight [large] 4.8oz Recommended Use climbing, hiking, fishing, casual Manufacturer Warranty lifetime