The Rhino B-Series Drain-Thru is a brand-new innovative rendition of the standard commodity drain-thru workstation mat. Made the from world’s purest tree derived rubber, the B-Series Drain-Thru features upgraded anti-fatigue support, wider holes to encourage better drainage and raised crossbars on the back for much improved air circulation. This product offers all the benefits of natural rubber: high resilience, high tensile strength, and tear properties. Perfect for all industrial, commercial, applications, this universal mat stays in place and provides great cart access as well.