This quick-drying, wicking, short sleeve shirt offers UPF 40 sun protection. It's made of ripstop fabric that feels absolutely great against the skin.. . ?. . . Omni-Shade?UPF 40 sun protection. Omni-Wick?Ripstop 100% polyester. Antimicrobial treatment protects this product from bacterial growth. Multi-functional pockets. Quick dry. Vented. Center Back Length: 30. Machine wash. Imported.