The economy overpant is made to fit loosely allowing you to wear pants underneath. They are made of the standard 6 oz. Yellow Nomex® IIIA and are a great, basic overpants with some practical features. They feature: 2 Inch Scotchlite™ reflective triple-trim, outseams and seat seam are reinforced with topstitching to ensure no blowouts, the waist is adjustable with hook and loop closure, bottoms of side pockets are reinforced using an "X" bar-tack, sewn throughout with Nomex® thread, and feature self-locking brass zipper with Nomex® zipper tape and a snap closure. It meets the NFPA 1977 Standard, current edition, and is UL listed. Made in the USA. Specify waist and inseam sizes: Waist 30"-42" even sizes only. Inseams 30"-34" even only.