Durable vinyl diamond-plate top surface is combined with dense closed cell foam base utilizing notrax exclusive unifusion technology. Unifusion bond guaranteed for the life of the mat. Overall mat thickness is 9/16 inch. Sloped beveled foam on all 4 undersides affords easy access onto and off of mat. Now with redstop to eliminate mat slippage. Yellow/black finish. 9/16in thickness. 60inl x 36inw overall. 1 year limited warranty.