Reserve from the case
Shipping Estimate
USA
- USA
- CAN
- USA
- CAN
Ships within 48 hours · Estimated delivery Aug 23 - Aug 28
Shipping Estimate
Description
Six integrated sensors and an AI algorithm trigger inflation in 50 ms to deliver chest and back EN 1621‑4:2013 Level 2 protection
Featuring Alpinestars’ proprietary waterproof and breathable DRYSTAR® PERFORMANCE membrane
as well as riding protection and confidence
moisture-wicking polyfabric construction features an ergonomic pre-curved pattern and new stretch mesh side panels for superior breathability
sm3 top vent sides white mx past Six integrated sensors and anExpertly designed for the S M3 helmet, these Top Vent Sides are essential replacement components for maintaining peak ventilation performance during off road riding. Constructed from durable, high impact plastic, they feature precision engineered airflow channels to ensure consistent cooling and heat management. These genuine Alpinestars accessories guarantee a perfect fit and seamless integration with your motocross gear ecosystem.
Exchange/Return Notes
- We offer a 30-day return/exchange service after receiving.
- Final sale items are not eligible for returns or exchanges.
- To process your return/exchange, please contact us at [email protected]
- Please click here for more details>>> Return & Exchange Policy
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