The Sierra is the latest Troxel helmet by Airowear.

This ultra-lightweight and extremely well ventilated helmet is great for schooling or hacking out, especially in warmer weather. 

It is also extremely safe and protective, having passed two of the highest safety standards possible: BSEN 1384:1997 approved and ASTM F1163/SEI Certified

Very comfortable and smart for everyday riding, and particularly good for endurance riding activities.

The GPS III micro adjustable fit and Flip Fold systems allow you to adjust the helmet to achieve the best and most comfortable fitting.

- Mesh covered vents

- Integrated extended soft tip visor

- In-moulded polycarbonate top and bottom shell

- Permanent suede and cordura cover

- Removable/washable head liner

Comes with free helmet bag.