A clean interior starts with the entrance to any home. The World's Best Outdoor Mat aggressively scrapes dirt, debris, water, and snow from shoes and boots. There are thousands of bristles that work together to clean away dirt and grime-- allowing it to fall beneath the mat. Whether it's mud or snow, the World's Best Outdoor Mat can be quickly and easily shaken clean. No matter the season, the World's Best Outdoor Mat works hard year-round. The World's Best Outdoor Mat comes in two sizes-- 18.5 by 31 and 2 by 3 feet. It also comes in two colors-- dark chocolate with black ramps or black with silver ramps. The World's Best Outdoor Mat.