Introducing the ST5 Adjustable Top Air System with a samll round aluminum Intake, meticulously engineered by Stilo to deliver a breath of fresh air directly into your helmet. Designed specifically for Stilo's large shell sizes above size 60, this innovative product redefines comfort and performance on the track. With adjustable airflow to the top of your helmet or to the visor, this top air kit ensures easy breathing and effective cooling. Whether you're navigating tight corners or pushing the limits on the straightaways, this system provides customizable ventilation to suit your needs. Crafted with precision and durability in mind, the ST5 Adjustable Top Air System features an aluminum oval intake for optimal airflow and performance. Installation is a breeze with the included non-damaging 3M adhesive, providing a secure mount without any permanent damage to your helmet. Please note that the adhesive is single-use only, ensuring a reliable attachment for each race. Introducing the ST5 Adjustable Top Air System with a samll round aluminum Intake, meticulously engineered by Stilo to deliver a breath of fresh air directly into your helmet. Designed specifically for Stilo's large shell sizes above size 60, this innovative product redefines comfort and performance on the track. With adjustable airflow to the top of your helmet or to the visor, this top air kit ensures easy breathing and effective cooling. Whether you're navigating tight corners or pushing the limits on the straightaways, this system provides customizable ventilation to suit your needs. Crafted with precision and durability in mind, the ST5 Adjustable Top Air System features an aluminum oval intake for optimal airflow and performance. Installation is a breeze with the included non-damaging 3M adhesive, providing a secure mount without any permanent damage to your helmet. Please note that the adhesive is single-use only, ensuring a reliable attachment for each race. Introducing the ST5 Adjustable Top Air System with a samll round aluminum Intake, meticulously engineered by Stilo to deliver a breath of fresh air directly into your helmet. Designed specifically for Stilo's large shell sizes above size 60, this innovative product redefines comfort and performance on the track. Introducing the ST5 Adjustable Top Air System with a samll round aluminum Intake, meticulously engineered by Stilo to deliver a breath of fresh air directly into your helmet. Designed specifically for Stilo's large shell sizes above size 60, this innovative product redefines comfort and performance on the track.