Helmet bowl 661 DortLid idealfor all extreme sports, including dirt, street, bmx ...
It guarantees comfort and safety very slight price
This helmet size (the 54 to 60cm) comes with 3 set of foams
Abs outer shell and inner shell Eps (with detachable foam)
The current standards (ASTM F 1447, ANSI Z90-4, Cpsc, Ce).