Co-ed professional roller derby comes to Kezar Pavilion as the World Champion San Francisco Bay Bombers face off against top teams from across the country. All matches are conducted on a banked track, 52 feet wide by 96 feet long, providing thunderous sound and high-speed skating action. The San Francisco Bay Bombers are members of the American Roller Skating Derby League, and feature some of the best skaters from rollerjam hockey, trick skating, x-treme sports and speed skating.