some leagues dont make you wear much but most leagues make you wear a mouth guard,knee pads,helmet,wrist pads,elbow pads and of course actual skates and lots of girls have knee socks to make knee pads much more comfortable
Stockholm Roller Derby was created in 2007.
Roller Derby Brasil was created in 2011.
Roller Derby France was created in 2011.
Maine Roller Derby was created in 2006.
Montreal Roller Derby was created in 2006.
Copenhagen Roller Derby was created in 2009.
Helsinki Roller Derby was created in 2009.
Houston Roller Derby was created in 2005.
Pacific Roller Derby was created in 2008.
Toronto Roller Derby was created in 2006.
Humboldt Roller Derby was created in 2007.
Wasatch Roller Derby was created in 2008.