North 15 Safety men's long sleeve reflective shirts are made with 100% high visibility polyester. Feature: Crew neck, long sleeves, one chest pocket, machine washable, breathable, lightweight, sweat-wicking, high visibility. High visibility fluorescent lime-yellow/orange reflective material remains effective during daylight and night time hours Recommended for highways, utility and emergency work. Reflective bands run around the waist, and over the shoulder of our shirts to provide you with 360-degree reflectivity to aid visibility in low-light conditions. Moisture wicking the safety shirts are crafted from sweat-wicking fast-dry fabric for a drier, cooler, comfortable experience.