DESCO 73604 Polyester Statshield Smock Labcoat with Snaps, 40" Length, X-Large, Blue RTG &lt; 3.5 x 10E7 ohms meets required limit of ANSI/ESD S20.20-2007 Groundable Static Control Garment System tested per ANSI/ESD STM2.1 and ESD TR53 Creates faraday cage effect Hip-to-cuff grounding allows your coil cord to snap to the hip of the smock for hands-free grounding, increasing productivity Snaps on cuff of smock wristband snaps to inside cuff Superior 2-year/100 launderings limited warranty