SPECIFICATIONS

Age: (Adults) Men

Age Group: (Adults) Men

Air Vents: 8 - 15

Brand Name: NoEnName_Null

Choice: yes

Comfortable Size: 54-60cm

Hign-concerned Chemical: None

Inner size: 23.5*17*11cm

Material: ABS,EPS,PVC,EPS

Max head circumference: 62cm (may be a little tight)

Min head circumference: 54cm (may be a little tight)

Model Number: Road bike helmet

Type: Integrally-molded Helmet

Weight (g): 280g

semi_Choice: yes