Cycling Helmet Adjustable Ventilation Head Protector

Material PC+EPS
Head circumference L(56-61cm)
Holes 14
Net weight: 220g

Features
1,Lightweight, easy to remove.
2,Portable ultralight material and the design of wind-tunnel and airduct which can reduce the wind resistance effectively.
3,Premium foaming layer and a Regulator to adjust the head circumference.
4,It is equipped with a regulator which can adjust the size according to your head circumference.
5;Hot-pressing lining with mesh, which is eco-friendly, buffering and sweat-absorbent.
6,Protect your face against branches, mud, sun and rain.