Introducing Enigma by Karastan. These American-made area rugs feature modern, contemporary, textural designs with no discernible pattern. Woven with SmartStrand Silk and viscose, each design has a deep, velvety texture along with highlights of viscose that shimmer and sparkle in the light. You can rest easy with SmartStrand Silk;, one of the most stain resistant fibers on the market today. Perfect for homes with children or pets.