Helmet has been tested in 2012 as one of the best. However, the size specifications according to manufacturer's instructions are not the actual accordingly. According to the manufacturer up to size 56. Our son has size 54 and he has already pressed when trying on clothes. Our daughter is 3 years younger and who helmet fits perfectly with room for improvement. The handling is for a 11 year old child easy to understand. It sits well and not suppressed.
