Wearwell heavy-duty anti-fatigue drainage mat – 36×60 wearwell heavy-duty anti-fatigue drainage mats allow you connect multiple sections to create the sized mat you need. Ideal for wet, dry, or greasy areas. Grease-resistant rubber construction. Rubber surface promotes drainage-liquids and dirt fall through to the floor. Not meant for use with animal fats such as lard, renderings, etc.