protection Built with a polycarbonate PC shell and a density EPS foam liner to deliver exceptional impact resistance. This helmet is designed to keep you safe during riding, cycling, and outdoor activities. fit Side adjustment buttons and a dial knob allow for an adjustable fit. The design can accommodate various head shapes, providing comfort and security throughout use. Ventilated design Multiple airflow vents enhance ventilation to keep you cool and dry during extended rides. Easytoclean liner Soft, removable liner can be washed, ensuring a fresh, hygienic fit each time you use the helmet. Use scenarios City commuting and urban riding where added protection is beneficial Long road cycling or endurance rides requiring reliable ventilation and comfort Offroad or outdoor recreation, such as trail riding or casual outdoor activities that involve head protection Key attributes Function: protective helmet with PC shell and EPS liner for impact resistance Compatibility: adjustable fit with side buttons and a dial knob to accommodate various head shapes Size and fit: adjustable to achieve comfort and security Material: polycarbonate shell, density EPS foam liner Performance: multiple vents for improved cooling and dry comfort during extended use Maintenance: soft, removable liner for easy washing and hygienic fit