About this item

• by entering your model number.
• US CPSC standards certified, keep your head safe
• Build-in with detachable rear light, more visibility and safety
• Adjustable chin strap and rear dial secure system, comfortable and easy fitting
• Lightweight and comfortable, 9 air vents and detachable inside soft padding
• Good for urban commuting, bike cycling. Suitable for most adults head circumference from 21.65 to 23.6 inches(NOT for Extra Large). Please measure your circumference above eye brows with a tape measure or string to get your head size and make the right purchase