CPSC Certifaction
Easy-adjust Dial System
Magnetic Goggles
Ventilation Design

DUAL SAFETY CERTIFIED
This Cairbull bike helmet is specially designed for adult rider. Impact-resistant PC is not easy to crack and high-density EPS foam inside helmet absorb impact energy effectively to minimize the risk of harms to head in a crash.


22 VENTILATION VENTS
The Cairbull bicycle helmet has 22 breathable vents, effectively reduce air resistance and reduce sweating. The adoption of specialized aerodynamic and ventilation design allows air to go through the biking helmet which helps increase the speed and keep stay cool.

DETACHABLE MAGNETIC VISOR
The cycle helmet detachable goggles visor shield can be used as sunglasses, Not only protect your face against wind and sand But also block the strong ultraviolet light, UV400 protection. Bicycle helmet with 3 strong magnets, the goggles can be flipped up or down, which not interfere with wearing your own glasses.


LIGHTWEIGHT DESIGN
The mountain bike helmets clean tex pads are treated antibacterially and therefore prevent the rise of bacteria within the helmet. As a consequence, longevity and long-lasting hygienic freshness are achieved.
EASY-ADJUST DIAL SYSTEM
Cairbull bike helmet with dial retention system design, There is an adjusting knob at the back of the bike helmet, helping to adjust the head circumference. It is very important for you to get the helmet on the head properly because potential dangers occur easily with small or big size helmet. please measure your head circumference correctly before purchase, This helmet fits head circumferences 21.3-24in.


EASY-ADJUST DIAL SYSTEM
Cairbull bike helmet with dial retention system design, There is an adjusting knob at the back of the bike helmet, helping to adjust the head circumference. It is very important for you to get the helmet on the head properly because potential dangers occur easily with small or big size helmet. please measure your head circumference correctly before purchase, This helmet fits head circumferences 21.3-24in.