Comfort-Eze is constructed of a unique, solid rubber design, which stimulates worker comfort and promotes product longevity. The bubble top and offset bubble bottom allow for air circulation, enhancing the ergonomic effects. Recommended uses include packaging stations, quality inspection areas, shipping areas and other light- to medium-duty dry areas. The solid rubber construction is long lasting and easy to clean. Features a bubble pattern to increase air flow and comfort and measures 3/8" thick. Most mats are beveled on 4 sides to minimize tripping hazards. Black.*Beveled edges on 3 sides only.**Consists of multiple 30" x 60" mats bonded together.