The Lazer O2 Road Helmet is a great value road helmet with great looks and advanced technologies from higher up the Lazer range.
Rigidity Brace System (RBS) an internal structural reinforcements that channel and dissipate energy for increased protection for multiple impact situation, In-Mold (4 pieces)
Roll-sys retention system gives you accurate and progressive sizing adjustment using a unique roller at the top of the helmet, allowing you to easily alter your fit with one finger, even while riding. The roller regulates the tension of a cable that is routed around the entire circumference of the head, giving totally even retention without pressure points or pinching. The system automatically centres the helmet on your head an also accommodates ponytails. Roll-sys is patented by Lazer and only available on Lazer Helmets
CE – CPSC – AS certification
Size M / L 55-61CM