Hi-tech dirt and dust control. Adhesive coating traps fine soils and contaminants. Release adhesive backing holds mat securely in place. 30 sheets per mat. Perfect for medical facilities, labs, dust sensitive environments. Thickness: 3mm (1/8") Construction: Polyethylene Film w/Adhesive Colour: White Surface: Solid Top Environment: Dry Additional Sizes: 24" x 36", 24" x 45", 36" x 36"