Specification:
Size : M 54-58cm, L 58-62cm
Weight (g) : About 380g/550g
Material: PC+EPS+Inner pad
Air holes:19
Product Feature:
1 Compatible for MTB road bike,for man and women.
2.it past the safety test
3.the EPS foam was thickened.
Advantages:
It has the good ventilate function with air holes,and good protective performance
