Job Sight, 4 XL, Fluorescent Yellow Green, Class 2 T-Shirt, ANSI/ISEA 107 Type R Class 2 Compliant Tee Shirt For High Visibility, Fluorescent Background Material For Excellent Daytime Visibility, Short Sleeve, Birds Eye Polyester Moisture Management Fabric Wicks Perspiration Away From The Body To Help Keep You Cooler & More Comfortable, 2" Silver Reflective Tape Reflects Light For 360 Degree Nighttime Conspicuity, 1 Pocket.