yotijay Helmet Adjustable Head Circumference Cycling Helmet Breathable Road Bike Black White

[Convenient Design]: The helmet features a convenient buckle for easy installation and removal. The chin pad effectively prevents injuries from bumps. [Adjustable]: The helmet circumference can be adjusted to fit sizes 55-58cm, catering to different needs. [Comfortable to Wear]: Mountain bike helmet, comfortable lining, easy to clean, lightweight helmet, long term wearing will not feel heavy and tiring, comfortable to wear. [Wide Application]: Adjustable cycling helmet is very suitable for outdoor travel, cycling, biking, skateboarding and other outdoor activities sports, also a great gift choice for outdoor lovers. [Material]: This cycling road helmet is made of thickened PC sheet and liner, providing you with a sports experience. It offers multiple protections against falls and impacts. Specification: Material: PC Size Chart: Head Circumference: 55cm-58cm/21.65inch-22.83inch Package Includes: 1 Piece Helmet Note: Please allow slightly errors 1-2cm differences due to manual measurement.