Colleagues Can anyone provide me with any contacts/references to pursue regarding the "design envelope" of cycling helmets as regards their compliance with standards in relationship to 'standard' mechanical strength/perfomance tests Regards John C Bullas ******************* John C Bullas ************** Transportation Group School of Civil Engineering and the Environment University of Southampton Highfield SOUTHAMPTON SO17 1BJ Tel +44 (0)2380 59 3871 Fax +44 (0) 2380 59 3152 **** Eudora Mail 6.0.0.22 + McAfee Virus Scan 4.5.1 ****