Mad Mats® are made from 100% recycled plastic, are UV protected and fade-proof, and come with our one-year color guarantee. Because our mats are handmade, pattern, color and size may vary slightly. 100% recycled polypropylene UV / fade resistant water repellent / mold resistant stain resistant indoor & outdoor use debris and sand brushes right off was with a hose or mop and light detergent