FR treated 100% polyurethane/poly. Meets CGSB 155.20-2000 Type 3 5892/5894 - CSA Z96-15 Class 2 Level 2 and Class 2 Level FR (becomes Class 3 when worn with FR hi-viz pant featuring reflective leg bands) and ANSI/ISEA 107-15 Class 3 Type P and R. Passes ASTM D6413-13 flame resistance test. Oil and chemical resistant.100% waterproof and windproof. Lightweight and tough 4-way stretch PU.StarTech™ FR reflective tape. Heat welded seams. Extra-large detachable hood. Full front zipper with snap storm placket.