The RoyalBaby Stargirl bikes features and design were created with the needs of children in mind. Frame/Fork:Pulse TIG welded steel 1.2mm frame and BMX TIG welded steel fork with 1.2 mm dropouts and available in Pink or Blue and in wheel sizes 12-14-16-18 inch. The bike includes all the tools necessary to assemble the bicycle, so that this bike can hit the sidewalk in no time.