Ottomanson Rubber 1-1/2 X 2-1/2 Rubber Gray Indoor/Outdoor Stripe Industrial Stair Tread Rug in the Rugs department at Lowes.com
Spurtar Outdoor Stair Treads, 30" x 10" 5PCS Rubber Stair Treads Non-Slip Outdoor, 30 Inch Rubber Stair Treads for Wooden Steps, Skid Resistant Stair Treads for Concrete Marble Tile Metal Stairs: Amazon.com:
Patio Stone Stair Treads
Indoor and Outdoor Carpet Stair Treads – Non-Slip Rubber Stair Tread Mats – Stairway Carpet Rugs Anti Slip for Pets, Dogs –Durable and Resistant - 32 x 8 inch – Grey Set of 14 - Amazon.com
Dean Hatteras Flatweave Indoor/Outdoor Non-Slip Tape Free Pet Friendly Carpet Stair Treads/Runners/Mats/Rugs - Chevron Black Pearl/Black 29"x9"(15) Plus a Matching 2' x 3' Landing Mat - Dean Stair Treads
Stair Tread Mats
CAMILSON LINE Stair Treads Runner Mats - Non Slip Rug Pads for Indoor Outdoor Carpet - Pet Dog Stair Step Covers (Set of 13, Black) - Walmart.com
Azteca Indoor Outdoor Stair Treads
Buffalo Tools Stair Tread Mats - 4 Pack
Waterhog Elipse Stair Tread Mats, Set of 4 | Williams Sonoma
Rubber-Cal Regal 3/4 X 2-1/2 Rubber Black Indoor/Outdoor Stair Tread Rug in the Rugs department at Lowes.com