One Size Fits All: Designed with a flexible fit, the helmet comfortably accommodates head circumferences ranging from 54cm to 61cm. Dual Lens Design: Featuring a double lens system with a transparent PC outer and a sun-protective inner lens for clear vision in various conditions. Customizable Options: With options for logo and color customization, this helmet allows for personalization to suit individual preferences. Lightweight Construction: At just 1350g without the inner box, this helmet offers a lightweight design without compromising on safety. ABS Shell Material: Crafted with a durable ABS shell, this helmet ensures robust protection against impacts.