Introducing the Coolworks Men's High-Visibility Short-Sleeve Reflective T-Shirt. Crafted from 180 gsm polyester micro-fiber fabric, this t-shirt offers lightweight comfort and enhanced visibility with its Hi-Vis colors and reflective material that meets CSA-Z96 2022 Class 2 Level 2 standards. With a non-shrink colorfast fabric and moisture-wicking technology, this t-shirt is built for durability and will keep you cool and dry even after 50 washes.