Aramid high tenacity FR thread, Snap detachable hood, Two chest pockets with flap and snap closure. 90% Cotton 10% Nylon FR Duck Canvas 373 gsm; 110z Hood and Body Lining 100% Cotton FR fleece 407 gsm; 12oz Sleeve Lining 90% Coton 10% Nylon FR twill weave 237gsm; 7 oz.

https://www.flexra.net/products/wolverine-w1207540-200-fr-canvas-jacket-brown