Red Kap Men's Hi-Visibility Work T-Shirt 100% Polyester Made in the USA or Imported Machine Wash PERFORMANCE KNIT. This poly/cotton blend performance work shirt features the soft breathability of cotton with the strength of polyester for the perfect blend of durable comfort. STAY SEEN. STAY SAFE. The fluorescent yellow color meets your need for better visibility in all working conditions. NO SCRATCH TAG. Heat Seal Label eliminates itchy fabric labels on the back of the neck. ADVANCED MOISTURE WICKING. Moisture-wicking fabric pulls sweat away from the skin helping it evaporate within seconds so you stay dry. PRACTICAL POCKETS. 3- way chest pocket provides storage for personal belongings and a pencil stall.