Half Dome Helmet

Sleek, simple and durable, this helmet is the best friend of anyone wanting to protect the noggin. The Black Diamond Half Dome helmets are a standard of excellence we suggest for all riders.   SIZES SPECS Small/Medium 48 - 57 cm (19 - 22.5 in) Medium/Large 55 - 61.5 cm (22 - 24 in) Helpful keeping hair pulled back and out of the riders way, as well as any falling debris from the zip line cable.