A durable rubber compound formed with an alternating large and small hole drainage system to keep moisture and debris free from worker platform. Raised pattern surround large holes to channel drainage and provide worker traction. All 4 sides feature integral beveled ramps to minimize trip hazards. Available in 2 versions: (1) Black mat which is grease resistan and carries a 1-year warranty. (2) Red mat with extra nitrile content is grease-proof and carries a 3-year warranty. Overall thickness is 1/2 inch.