The Next Generation Gel-Anti-fatigue Kitchen Mats, Rubberized Gel Foam, new thicker, new edges. 20" Wide By 36" Long. Reduce the Standing Pressure on Back, Leg and Foot for Increase Kitchen Comfort Encouraging changes in posture frequently for preventing stiffness at joints and muscles Stimulating circulation on the feet and legs - Reducing pressure of back muscles on the spine and strain 3/4" thick with 30 Degree Edges - Solid Rubberized Gel Foam - easy to move Stops Tracking from the work space - easy to broom-off or wash The new 3 piece connecting system - make it shorter or longer