100% Polyester. Design: Plain. Pockets: Pen Pocket. Neckline: Crew Neck. Sleeve-Type: Short-Sleeved. Fabric Technology: Coolchecker, Lightweight, Quick Dry. Mesh Back Panel, Underarm Vents. 135gsm. Sustainability: Amfori, BSCI, REACH, WRAP Certified. 4XL: 48 in. 5XL: 50 in. Premier Men's Coolchecker Chef T-Shirt in Black Size: 4XL