Tough Duck SJ16 Class 3 HiVis Thermal Hoodie Size:XL Lined with 100% quilted polyester Lined with 100% quilted polyester This hi vis surveyor safety vest from Work King is constructed from a rugged fabric that is built to withstand the toughest of jobs this hi vis thermal hoodie also provides all the utility that you could need on the job site and features a quick release hood that allows the hood to easily be detached in the case of an accident and multiple pockets for easy storage on the job this hi vis thermal hoodie also features an added reflective X on the back for visibility on the job site where you need it most