Portwest Flame Resistant baseball cap is a great addition to the FR collection. It protects to ARC2 standards. The FR fabric is soft and comfortable, but will not melt, ignite, or drip. The inner elastic band allows for a snug fit.
Testing:
Shell Fabric: Bizflame 88/12: 88% Cotton, 12% Nylon 237g
Code: 17-FR13NAR