The back and sleeves are lined with polyester mesh material

100% Solid Polyester Fabric

Full-grain tumbled brown leather

40+ UPF-rated fabric to block 98% of UV rays

tuberculosis (TB)

PORTWEST® Flame Resistant Mesh Safety Vest Arc Rated - ANSI Class 2 - UMV21 Frame Type_Full Frame The back and sleeves areARC1 2 flame resistant reflective tape Flame Resistant modacrylic (5. 5oz) mesh Inherent flame resistant qualities will not diminish Hook and loop closure Pockets: 1 internal To be worn over ARC rated clothing only Not meant to be worn alone or over non ARC resistant apparel Flame resistant, class 2 high visibility mesh vest Color: Yellow The UMV21 by PortWest is a flame resistant, class 2 high visibility mesh vest. Made with 5. 5 oz. Modacrylic mesh,