Navajo Rug - Two Grey Hills. Rug has a solid grey border followed by a solid black border. The pattern has 4 black dazzle triangles with half white half grey inside with 1 large diamond with a black whirl/wind-spririt wheel pattern in grey background bordered with white. All of the diamonds are on a grey background edged in white. NOTE: Spirit Wheel was used until World War II when it bacame know as Nazi Swastica and pattern was discontinued for tourist trade.