31. GRSP noted that a study, tabled by the UNECE secretariat, on helmets that aims to improve the awareness of UN Regulation No. 22 worldwide by addressing two-wheeler user safety, including riders of bikes assisted by an electric engine (pedalex), would be published shortly. The expert from IMMA supported this and any future initiatives aimed at protecting users of motorized two-wheelers as a whole. Finally, it was also noted that the UNECE secretariat had prepared a leaflet on “Riders’ guide to protective helmets”.