You’ll realize just how much your old work shirt was holding you back after trying on our Short Sleeve Hi-Visibility Ripstop Work Shirt with MIMIX® and OilBlok. This revolutionary shirt is made with tough, durable fabric that fights rips and blocks stains while being 35% more breathable than polyester. Strategically placed flex panels provide unparalleled performance and 2-inch reflective striping meets Type R Class 3 requirements.