Giro Men's Jackson MIPS Helmet 2025 Matte Black Size:XL 100% organic cotton

100% organic cotton

9 321 / 311 0 559 140-220+ / 64-100+ 158 1171 277 5

11-42t Chain KMC e11S

2-piston caliper

Frame SMOOTHWALL™ Carbon | Full Sealed Cartridge Bearings | Press Fit BB | Internal Cable Routing | 2-Bolt ISCG05 Tabs | RIDE-9™ Adjustable Geometry | 2 Position Axle | 140mm Travel

Giro Men's Jackson MIPS Helmet 2025 Matte Black Size:XL 100% organic cottonTHE JACKSON HELMET IS FOCUSED ON DESIGN AND STYLE. THE SLEEK STANDOUT HELMET'S DEVELOPMENT CREATED AN OPPORTUNITY FOR AN EVOLUTIONARY STEP FORWARD IN PERFORMANCE AND FUNCTIONAL ATTRIBUTES. The modern profile of the new Jackson helmet utilizes the new Passive Aggressive Venting system, inspired by the aerodynamic airflow of high end autos. The discreet yet powerful system effectively manages airflow and temperature while in motion riding, hiking or