Poc trabec race helmet the poc trabec race helmet is an in mould helmet for single track and enduro riding and was developed to provide the highest possible degree of protection without compromising functionality or performance the aramid filament reinforced eps core is tough and the outer pc shell is optimised with no seams at the most exposed areas an aerodynamic channel system and 16 vent holes provide excellent ventilation compared to a traditional helmet which sits on top rather than aro