NoTrax Vinyl 420 Cushion-Dek Anti-Fatigue Drainage Mat, for Wet Areas, 3' Width x 6' Length x 7/16" Thickness, Black Tough PVC compound molded with raised pyramid design to enhance traction Slotted perforation allows for moisture to escape worker platform Studded bottom surface allows for channeling of moisture and continuous aeration Made with 100% recycled materials Overall thickness is 7/16"