Features: *High Quality Material: The product is made of high quality material, durable and wear-resistant, not easy to break, can use for a long time. *Breathable: The helmets is designed with breathable vent, providing superior comfort for your cycling trips. *Adjustables: The strap is adjustables, can adjust size according to your need. *Durable: Adult helmets is durable, can provides excellent shock absorption upon impact, offering tremendous protection. *Wide Application: This helmets is suitable for both males and ladies and is ideal for a wide range of activities, including cycling, e-bike, scootering, electric biking, longboarding, etc. Notice: 1.Actual color may be slightly different from the image due to different light effect 2.Please allow 1-3cm deviation due to manual measurement Description: Lining: EPS-buffer layer Size: One Size54cm-61cm Package List: 1 x Helmets