With our riprock coaster 12 riding gets boiled down to its simplest elementfun and to make sure of it we designed the bike with tons of cool features that our easy for your little ones to use like a coaster brake for simple stopping wide 12x23quot tyres that increase stability and confidence and tough components which will stand up to years of abuse it39s the perfect bike for your little ripper to start getting out on the trail withwe just wish that we had one when we were kids the pr