. Suitable for indoors or out. The deep shades of brown are accented with a ribbed striation in Sunbrella Dupione Walnut. This fabric has such great texture that provides a perfect foundation for any living area decor. Its 100% solution dyed acrylic material makes it suitable for indoor and outdoor use, and it will last 5 years without fading. Use it to accent another piece or to stand alone against the structure of your furniture pieces.