Made in North America, Envirotile is produced from recycled car and truck tires, over 1 million tires are diverted from the landfill each year. The Envirotile Cobblestone 10 in. x 36 in. Cobblestone Grey Stair Tread is the ideal resurfacing solution, its a perfect fix to resurface steps on a porch, concrete, balcony and more. These stair treads are an inexpensive way to renew any flat surface in seconds and are slip resistant providing your steps with better traction.