1.ANSI/ISEA TYPE R 107-2020 Class 3: The safety shirts for men feature a 2-inch high visibility fluorescent strip, 360° ensuring day/night safety. The fluorescent strip, produced via the stamping process, offers enhanced durability compared to conventional stitched strips. 2. Breathable All-Day Comfort: Made of 100% lightweight polyester with moisture-wicking mesh lining, these hi vis long sleeve shirts for men balance daytime visibility with breathability, even during extended wear. 3. Thoughtful Functional Design: These high-visibility construction work shirts with hoodies and long sleeves are designed to protect against the sun, paired with reinforced stitching and one durable chest pocket for professional work performance. 4. Multi-Industry Versatility: Ideal for reflective work shirts for men in construction, traffic control, railways, warehouses, cycling, hiking, and emergency response teams. 5. NOTE: Choose your safety shirt size per the size chart. Please select the size according to the size table. If you want to wear something a little looser, we suggest going up a size.