ROCKBROS bicycle helmet bike helmet with removable magnetic cover helmet MTB Color:Black (Recommended for myopia up to

(Recommended for myopia up to 400 degrees and astigmatism up to 200 degrees)

KEY FEATURES

Includes the following tools:

avoid riding stuffy and keep the ride comfortable and cool

Need professional assembly

ROCKBROS bicycle helmet bike helmet with removable magnetic cover helmet MTB Color:Black (Recommended for myopia up toBrand: ROCKBROS Color: Black Red Titanium Material: PC+EPS Suitable for head circumference: 57 62cm Weight: approx. 275g Size: approx. 28 x 20 x 14. 5cm Lining: Removable and washable VENTILATION SYSTEM The bicycle helmet is equipped with 18 large ventilation holes to ensure good breathability. ADJUSTABLE The back of the adult helmet is equipped with a 360 adjuster that can be rotated to adjust the clearance and tightness of the helmet. REMOVABLE The