The stair treads are made of A-CLASS quality linen, with perfectly cropped edges for a polished look, and reduce noise drastically. No extra steps to place the carpet for the stairs, just clean the stair and put it on. Boasts a dense weave, rubber backing stair runner can remain in good condition after being machine washed and dried many times. These stair treads non-slip are fade, stain, shrink, and wrinkle resistant. Perfect for all clean smooth flat stairs, including marble, hardwood, or other hard smooth surfaces.