This stylish shirt is lightweight and comfortable. Maximum protection is guaranteed with permanent flame resistance and ARC2 protection against electric arc. The shirt tail will stay tucked in during movement and all day wear. Handy features include adjustable button cuffs and flapped chest pockets. Lightweight and comfortableDual hazard protectionTwo chest pockets with button and flap closurePen division on left pocketShirt tail hem stays tucked inButton cuffs for a secure and comfortable fit2 pockets for secure storage40+ UPF rated fabric to block 98% of UV raysCE certifiedCE-CAT IIIShell Fabric :Bizflame 88/12: 88% Cotton, 12% Nylon 237gStandards. EN ISO 11612 A1+A2, B1, C1. NFPA® 70E. NFPA® 2112. ASTM F1506. IEC 61482-2 IEC 61482-1-1 Elim 9.1 CAL/CM². ASTM F1959/F1959M-12 ATPV 8.2 CAL/CM2 (HAF 69.1%)Available in Sizes Extra Small to 6X Large