Advanced Polycarbonate Composite Shell: Lightweight, superior fit and comfort using advanced CAD technology. The value-priced helmet allows the high level of comfort, quality and performance. “ACS” Advanced Channeling Ventilation System: Full front to back airflow flushes heat and humidity up and out. Micro Buckle with Retention Strap: Quick-release and adjustable. Helmet shell \"ADVANCED POLYCARBONATE COMPOSITE SHELL\" Speed Cool inner lining / removable and washable Features: The value-priced helmet allows the high level of comfort, quality and performance Advanced Polycarbonate Composite Shell: Lightweight, superior fit and comfort using advanced CAD technology. “ACS” Advanced Channeling Ventilation System: Full front to back airflow flushes heat and humidity up and out Micro Buckle with Retention Strap: Quick-release and adjustable Weight: 1450gr. (+ / - 50g) Note Please note that as long as nothing else is written in the article description, all helmets that have a visor as standard will be delivered with a clear one, even if it is shown differently.