MATERIAL: The poly cotton blend gives you the moisture benefits of polyester while maintaining the comfort of cotton FUNCTIONAL: Two Pen Pockets on Sleeve - Mic or Glasses Holder Below Front Buttons DURABLE: Reinforced stitching along seams ensure a long lasting fit COMFORT: Vented Sides for Secure Tucking - Cool & comfortable FIT: True-to-Size Fit from Small to 5XL First Class Apparel is designed to deliver a high quality look at affordable prices. Worn by Security Officers, these shirts are constructed of a lightweight and breathable poly/cotton material.