The C6 is the newest and safest helmet model, which has been certified to NOCSAE standards. The outer shell is made with carbon fibre which makes it more resistant to impacts; it is combined with the latest impact absorbing D30 which reacts upon impact dissipating the energy. It also has a three point retention system.
The NOCSAE standard was specifically created for polo and takes into account scenarios that other standards fail to include. THe NOCSAE standard is by far the highest safety standard available making the C6 the safest polo helmet available.