THE SOFIA RUGS Grey/White 9 in. x 28 in. Anti-Slip Stair Tread Polypropylene w/Latex Backing (Set of 14) Carpet Stair Tread Cover STAIR-64B-GR-14 - The Home Depot
Modern Grey DIY Stair Runner – Direct Carpet
Modern Gray Herringbone Carpet Runner for Stairs – Direct Carpet