Bike Helmet For Adults, Adjustable Bicycle Helmet For Men Women,, Commuting [Strong Protection for Unpredictable Crash]:The Veltuno cycling helmet meet the US CPSC, EU CE bicycle helmet safety standards, made of high-density ABS shell and thickened EPS foam. The specialized bike helmet utilizes the multi-directional impact protection system to redirect energy in a crash,minimize the damage caused by the impact. [Suitable Size]?Veltuo bike helmets for adults are suitable for head circumference of 55-58cm/21.6-22.8inch, the round adjustment at the back and the chin strap of the helmet can easily adjust the bicycle helmet to the right size.Tips?We recommend choosing a helmet size based on the measured head circumference. [Cool and Comfortable]: Our adult bicycle helmet has 6 vents for optimal airflow, and the interior is designed to be removable, washable, and quick-drying. Additionally, the helmet comes with a built-in visor to block the sun while you ride. [Multi Scenario Usage]: The Retro Urban leisure style adult cycling helmet is perfect for a variety of outdoor activities, including commuting, skateboarding, skating, scootering, e-bike and bike. [Satisfaction Guarante] We are confident in the design and quality of our products. Your every opinion and suggestion is highly appreciated and extremely valuable to us. We provide a 120-day warranty for all of our products. Any doubts please feel free to contact us, we will reply in 24 hours with a satisfactory solution.