FOR COD AMAZON LINK

• Adjustable size function: Lista bike helmet men with dual fit adjustable design, there is a adjusting knob at the back of the bike helmet, helping to adjust the head circumference. Adjustable size: 22.44-24.41inch/(57- 62cm).
• Led safety rear light: The adult bike helmet led light is with 3 safety red lighting modes - steady, slow flashing and fast flashing. Mountain bike helmet light help other riders behind you clearly recognized your direction,warning cars keeping a safe distance.It is safer and brighter in night cycling.
• Detachable magnetic goggles: The bike helmet detachable magnetic goggles visor shield can be used as a sunglasses, not only protect your face against wind and sand, but also block the strong ultraviolet light, uv400 protection. Bicycle helmet with 3 strong magnet, the goggles can be flipped up or down, which not interfere with wearing your own glasses
• 28 ventilation vents lightweight: Bicycle helmet men women in special aerodynamic design and 28 breathable vents, effectively reduce air resistance and reduce sweating. Road bike helmet super lightweight 280g-300g (0.6-0.66 lb) no more burden
• Safety protection: Cycling helmet high-density imported pc case with top technology will surely improve safe performance.Cycling helmet with durable hard shell, detachable soft inner pad can absorb the pressure caused by external impact.bicycle helmet provide your head maximum protection and comfortability in all directions.