Football and soccer teams around the world often wear grey shirts. The most popular team wearing a grey shirt is Manchester United, who have been wearing their grey kit since 1992 and have kept the same design ever since. Other notable teams which wear grey shirts include Wolverhampton Wanderers, Aston Villa, Villarreal, Inter Milan, River Plate, FC Salzburg and Sporting Lisbon. Grey shirts are often associated with a sense of sophistication and timelessness, which may be why they are popular among some of the most successful clubs in the world. Additionally, grey shirts often come with subtle details that make them stand out, such as stripes and other patterns.