Bi-level surface effectively scrapes dirt and moisture from shoes, trapping it beneath shoe level to prevent tracking. Durable and fade-resistant reinforced rubber nubs prevent pile from crushing and extend the performance life of the mat. Solution-dyed PET fabric, (30 oz/yard), is resistant to staining and fading. Beveled edges provide a safe transition from floor to mat; Certified high-traction by the National Floor Safety Institute (NFSI). Eco-Friendly PET fabric is made from 97% recycled content reclaimed from plastic, and the SBR rubber backing contains 20% post-consumer recycled rubber from car tires.