With the layered upper arm design

including a dedicated ‘Sport’ fit with pre-curved arms for maximum riding performance

as well as incorporating a full aramidic fiber lining and slim-profiled CE-certified knee protection

a lightweight ergonomic design

With class-leading internal protection and the option to upgrade with Alpinestars CE-certified Nucleon chest and back protection

tech air 3 v2 leather system YTag_3720325 With the layered upper armExpertly designed, the Tech Air 3 V2 Leather System is Alpinestars motorcycle airbag system for road riders, with over or underjacket wear. Featuring AI crash detection with six sensors and Category II PPE Level 2 chest and back protection, it inflates in milliseconds to reduce up to 95% impact energy. Premium softened leather and a sealed ECU enable allweather use, while the packable design adds everyday comfort and convenience.