Dean Washable Non-Slip Dog Helper Carpet Stair Treads/Runner Rugs/Step Covers - Harbor Town Gray 23" x 8" (Set of 15) Helps prevent slips for you and your dog on your hardwood stairs. Protects your hardwood from excessive wear and tear. Set includes 15 pieces. Each stair tread rug measures approximately 23" x 8". Easy do-it-yourself installation.