The Concord Series is made of quality abrasion resistant neoprene material on the outside coupled with rip resistant scrim nylon on the inside. The 800BF is a bib style pant with plain front that features full elastic suspenders with easy release snaps, take up snaps at the ankles, and double stitched and taped seams for durability. This material is treated to be limited flammability. NOT intended for use as protection against ARC Flash or Flash Fire. For more information on Limited Flammability, Click Here.