Perfect for dirt jumping park riding or aggressive trail riding the Fox Racing Transition Hard Shell Helmet has been designed to perform. The ABS outer shell makes use of an EPS liner while the chin straps are fused into the ABS outer shell The inset chin straps are directly anchored into EPS shell for complete protection & support. The helmet makes use of " In Molding Technology" through which the outer shell is directly molded to EPS foam for greater integrity & durability.