Shop No drawers, 92% Polyester / 8% Spandex, Dry Pro™, Submucosal Lifting Agent, 21-1/2 inch Seat Height, 2-5/8 Inch, Centered, For Vitro Diagnostic Use for the Calibration and Validation of the DRI Cannabinoid (THC) Assay Which Detects THC in Human Urine