Sunbrella Sling Sailing Sienna 50143-0004 is made from PVC-coated polyester and Sunbrella acrylic and comes in a variety of woven mesh colors and styles. Used primarily in sling chair applications, Sailing Sienna 50143-0004 is flexible, yet strong, making Sunbrella Sling the most popular sling fabrics on the market. Easy to clean and able to resist fading, Sunbrella Sling Sailing Sienna 50143-0004 is made from PVC-coated polyester and Sunbrella acrylic and comes in a variety of woven mesh colors and styles. Used primarily in sling chair applications, Sailing Sienna 50143-0004 is flexible, yet strong, making Sunbrella Sling the most popular sling fabrics on the market. Easy to clean and able to resist fading,