Description
This helmet stands out as one of the most lightweight and adaptable options on the market. Weighing just 370 grams, it is a favourite among individuals pursuing exceptional lightness. Created by ALK13, the H20 helmet was initially intended for water sports, leading to its CE approval being exclusive to water sport activities.
Compatible parts
Find products compatible with Alk13 H20 Helmet:


Model specifications
Model | Inner measurement |
S | 20.08" (51cm), 20.47" (52cm), 20.87" (53cm) |
M | 21.56" (54cm), 21.65" (55cm), 22.05" (56cm) |
L | 22.44" (57cm), 22.83" (58cm), 23.23" (59cm) |
Specifications
Size adjustable:
No
Certifications:
EN 1385
Outer shell type:
Glued, ABS
Inner shell type:
EPU
Padding material:
Foam
Weight:
370g