Beautiful Plush Carpet Stair Treads by Dean Flooring Company. Luxurious and resilient texture. Extraordinary textural appeal and subtlety of color. High fashion design. Luxury carpet. Densely coven construction. 100% Premium New Zealand Wool (the choice natural fiber for textural opulence and lasting beauty). WOOL is the traditional fiber used to make rugs, and it's no big mystery why. Besides being luxurious to the touch, wool can be dyed to beautiful rich colors, is fire-resistant, stain resistant, non-allergenic and holds up well over time. Also, wool is biodegradable and a renewable resource, making it a green choice as well as an elegant one. Uncommon softness and durability. Premium quality broadloom is woven. Face-to-face on state-of-the-art Wilton looms. Stylish enough to compliment the finest decors. Size: approximately 30 inches by 9 inches. Set includes 15 pieces. Edges of each tread are serged with attractive color matching yarn. Helps prevent slips on your hardwood stairs (treads must be securely attached to your stairs). Provide warmth and comfort. Extend the life of your hardwood stairs. Do-it-yourself installation is quick and easy with our unique non-slip backing. Simply place your stair tread rugs on your staircase and go. No tapes, adhesives, staples, glue, or Velcro needed. And rest assured, they won't move and they won't damage your hardwood either. They are also simple and easy to remove as well with no sticky residue left behind.