The Stilo ST5 top air system kit delivers fresh air to the driver, as well as providing ventilation to the forehead. The adjustable version offers the option to regulate the required air flow as needed, either favouring the air going towards the drivers nose for better breathing or towards the drivers forehead for better cooling.Allows cool air to be ducted to the helmet keeping the driver cool and comfortableEasy attachment via self adhesive strips which can also be replacedChoice of air intake connectionThanks to the fixation system you can fit the top air system more than once by simply replacing the dedicated fixation tape. The system is available in two different sizes and is designed to suit all ST5 helmets fitted with a full visor. The small shell size is for XS 54 to L 59 and the large shell size is for L 60 to XXL 64 helmet sizes.The top air system kit is available with a choice of 3 different intakes: Large oval (36 x 25mm), small round (20mm diameter) or modular. The modular