The Helium is a light weight helmet from Alk13 – Only 280 gr. It has an extremely low profile thanks to the popular “in-mould” technology. The use of the in-mold production offers you the same level of protection but with a much lower thickness.
It comes with two different sizes of padding so the size can be adjusted for a perfect fit
Spec
Inner measurement: 20.47″ (52cm), 20.87″ (53cm), 21.56″ (54cm), 21.65″ (55cm), 22.05″ (56cm), 22.44″ (57cm), 22.83″ (58cm), 23.23″ (59cm)
Size adjustable: No
Certifications: EN 1078
Outer shell type: In-mold
Inner shell type: EPS
Padding material: Foam
Extra padding included: Yes
Weight: 280g