? The door mats are made of high quality polyester and recycled rubber. The materials make the mats durable and non-toxic to human. You can rest assured that the use and viewing.? The door mats are designed with a striped surface that can trap dirt & moisture from shoes & boots in the toughest applications; ideal for cleaning shoes & boots of mud, ice & snow.? The door mats include non slip heavy-duty rubber backing which prevents moisture leaks and make sure the entryway rug stays in place on different kinds of floors.? The mat is easy to clean. Just shake off debris, sweep with a broom, or hose it off with water to allow maximum cleaning.