Designed for comfort and all-day wear, a blend of texturized polyester and carbon- suffused nylon keeps you on track and meets ESD STM 2.1-1997 test methodology. 33" length (based on size medium) and a one-piece collar with notched lapel give you cov. 4 oz. Warp Knit. 94% Texturized Polyester / 6% Carbon Suffused Nylon. Light Soil Wash. . . Five-gripper front. One-piece, unlined, no topstitch. . Left breast pocket - no pencil tack, two lower pockets. .2:2. For Sizing, please refer to our Manufacturer Size Chart Section, click . (Fit Chart: MFC-27)