Rubber-Cal "Diamond-Grip Recycled Rubber Step Mat - 9.75" x 29.75" inches - Black Stair Tread Mat - 6pack Step mat made with 100% recycled or reclaimed rubber Stair tread mats to prevent slippage in wet or moist areas Simply rinse or wipe this eco-friendly rubber matting for easy cleaning! Practical stair treads non slip are ideal for home staircases and entryways These rubber floor mats are an affordable way to ensure anti-slip safety on outdoor stairways!