661 DortLid helmet bowl is ideal for 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).
Weight checked Alltricks: 406 gr