The Stilo ST5 FN Composite Matt Black racing helmet, has the smallest and most compact shell size of any racing helmet making it superior in aerodynamics and ideal for an open top race car. With its dual density comfort interior liner it has a superior fit and uncompromised comfort and in this the composite construction all at a more economical price. Having passed the latest FIA8859-15 and Snell SA2020 safety standard and fitted with HANS posts as standard this ST5 FN helmet offers the latest safety standards, which does not compromise its construction. The ST5 FN helmet has the easier fitting visor and the central two position visor locking system for ease of use and offering much better visibility. The new driver ventilation system dramatically improving airflow to the driver in open-top race cars and the much-improved head ventilation and it really is a drivers dream!! A first for Stilo and in the ST5 range is that the small shell can now accommodate a large size head. This is something that will dramatically benefit the most popular head size as size Large can benefit from a lightweight and a more compact shell size. With a multitude of visors, aerodynamic and electronics accessory options, the ST5 FN can be made as functional as you require. Supplied in matt black for the ultimate, stealth look. Weight: Small Shell - 1520g Large Shell - 1660g Sizes: Small Shell - Extra Small, Small, Medium, Large Large Shell - XL, XXL Helmet Standard - FIA 8859-2015 & Snell SA2020 FHR Standard - FIA 8858-2010