These rugs are not comfortable but are durable. The older the rug the costlier it is. In order to buy a good quality rug one must look for the quality of the fiber, the type of dye used and the knots. Rugs made by tribal manufacturers do not have knot number structure while rugs made in cities do have knots. They can be of different shapes and sizes and are also available in customized forms. The best quality handmade rugs are found in Iran. The moderate ones are cotton, sea grass and sisal rugs. Material or texture matters a lot in case of area rugs. Materials which are cheaper use synthetic dyes. It adds value if you want to sell it in near future. One must also check the fiber very carefully as most of the time very fine wool looks like silk. Sometimes the dealers wash the rugs with chemicals to make it look older. The knitting of the rug is another factor that should be looked into while buying a rug. If the color transfers on the cloth the rug is not properly dyed. The economical ones go for synthetic fibers, such as acrylic, nylon, polypropylene and polyester. Before buying a rug one must test it by rubbing a damp white cloth in the fiber. The fine quality is made of silk.> An area rug used as a piece for sitting purposes Anti-static polyester yarn can also justify itself under the dining table. One should always ask for a certificate of authentication for the rug. The price of a rug depends on the number of knots it has. The Persian knot is different from other knots found in rugs. If you want to buy a durable one which can be washed and maintained easily you have to go for synthetic rugs. Area rugs are priced according to its age. If the quality of the wool is good then it is dyed with fruits, plants and roots. Backings that are glued are prone to tearing while cleaning. . Then check the fringe. In order to find out whether, the rug is handmade see the opposite side of the rug. If the pattern is visible as clearly as the other end then it is not handmade. They can soften the hard flooring and anchor small furniture items. It should be the extension of the yarn and not sewed separately. Rugs of the middle order to upper end line are usually made of wool. These rugs are surely hiding something. These rugs can change the mood of the room. It is not necessary that an expensive rug will be made of good dyes and knotted well. This should be done as the quality of a wool fiber depends mostly on the type of dye used. Area rugs are available in different types of materials: oriental rugs, woolen rugs, woven rugs, Berber rugs etc. One should know certain basics about area rugs and how to understand its uniqueness before purchasing it. Such rugs are called antiqued rug. The numbers decide the quality of the rugs. One should not buy rugs with cloth backings. The natural fiber rugs are prone to staining if it is not washed immediately.