The Controlled Crumple Zones from KinetiCore reliably absorb impact forces. Thanks to the user-friendly ScrollSys strap, the helmet is perfectly adjusted to the respective head shape. The Vento KinetiCore by Lazer is 2.3% more aerodynamic than its predecessor, the Lazer Bullet 2.0. The Vento KinetiCore is 5.4% better ventilated than the Lazer Bullet 2.0.