SIZING CHARTS
Dan's staff have put together the following suggestions to help you with sizing questions. Keep in mind that these are only guidelines. 

Boy's Clothing Conversion Chart
Girl's Clothing Conversion Chart
Belt Sizing Chart
Crank Sizing Chart
Wheel Sizing Chart
Glove Sizing Chart
Gear Ratio Chart
Hat Sizing Chart
Helmet Sizing Chart
Jersey Sizing Chart
Rider Sizing Chart
Shin Guard Sizing Chart
International Shoe Sizing Chart