Comfy Collection Indoor Stair Treads offer polypropylene-olefin soft low pile machine made construction with skid slip resistant rubber backing which works on most hardwood, marble, etc stairs. These stair treads are exclusively made in Turkey by Conur Deals. Competitive pricing meets with great quality. Includes: Set of Stair Treads | Color: Brown| Protect your stairs and create traction | Fade Resistant | Indoor Use | Rubber backing will not work on the carpet surface. In order to secure the stair treads in place, double-sided carpet tape is required (not included) | Approx Stair Tread Size: 7 inch x 24 inches ±3% | Machine washable without detergent, Do not use detergent (Cold/Cold, Delicate Cycle, No Dryer, No Bleach, Hang or Lay Flat to Dry) | Easy to clean and wash