IMPROVED FABRIC: Now with 3% Spandex the Revtac Tactical Stretch Shirt takes all your favorite features and improves the fit and comfort with stretch at a light 4.5 oz weight. DIRT AVERSE: Teflon fabric protector resists dirt and moisture, keeping you looking sharp and put together all day and night ZIP FRONT: Faux buttons cover a high quality YKK zip front for an easy-on crisp and polished look KEEP IT HIDDEN: Stash your wallet, passport, and other valuable documents inside four concealed chest pockets secured by hook & loop DESIGNED FOR WORK: Reinforced elbows and a gussetted underarm provide extra durability and comfort when getting up and down from tight spaces.