- Oldest used fiber
- Weaving of wool carpets is traced back to 3,000 BC
- Does not have the stain and abrasion resistance as man-made fibers, but has an enduring quality
- Wool rugs and carpet are said to "age gracefully" as do other natural products like leather and stone.
- Offers a sense of prestige
- Eco-friendly
- Generally more expensive than synthetic carpet
