"Conforms to EN ISO 11612 A1 + A2, B1, C1, E1, F1. EN ISO 11611 class 1, A1 + A2. NFPA® 2112. NFPA® 70E. ASTM F1506-10A. ASTM F1959/F1959M-12 APTV=11.2 CAL/CM2. Flame resistant finish. UPF 50+. Concealed stud front. Two chest pockets with stud flap closure. Radio loop. Stud adjustable cuffs. Ruler pocket. Branding on left sleeve." Garment sizes are approximate and for guidance only. *Small only available in reg length. *Medium/long only available in navy.