Wide Rib HD is 5lb heavier then the popular wide rib mat (T30). The extra weight makes it a more durable and added anti-fatigue properties. A large hole drainage system facilitates the removal of liquids and debris from work areas and the molded-in beveled edges reduce trip hazards, allowing for easy access onto and off of the mat. Available in general purpose (black) and heavy-duty red anti-microbial rubber compound that resists the growth of bacteria and fungi for varying degrees of grease and oil protection. With its added weight its still light enough to be able to routinely move for cleaning.