This Blue and White Stripe Mat Tray is the perfect base for Evergreen's Sassafras switch mat inserts. With its blue and white striped design, this tray features a 22 x 10-inch space to place your favorite interchangeable Sassafras mat designs. Made of recycled rubber with a skid-resistant backing, the classic frame is mildew resistant, making it perfect for indoor or outdoor use. The diamond backing allows water to drain, ensuring your doormats last season after season. Simply spot clean with soap and warm water when needed.