Features: QUALITY MATERIALS: This bike helmets is made of high quality materials that are resistant to drops, unbreakable and sturdy. Breathable: multiple ventilation holes designed to maintain breathability during long rides. Quick release buckle: straps with a sturdy buckle allow you to put it on easily and securely. Lightweight and comfortable: The inner lining is super soft and stays clean and dry. Perfect Gift: This bike helmets is a great gift for cyclists on Christmas/Halloween/Thanksgiving/Birthday light holidays.    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: Material: Plastic Size: One size fits all, head circumference between 57-63cm Package List: 1 x Bike Cycling Helmets