Viper Air V4 Jacket Size:S and a medial‑lateral dual pivot

and a medial‑lateral dual pivot that balances flex with impact protection

With class-leading Nucleon Flex Plus protection on the shoulder and elbow and the option to upgrade with Alpinestars Nucleon chest and back protection

ergonomic fit to comfortably accommodate all riding movements

the A-Aria Switch Long Sleeve Jersey provides maximum comfort while you perform on the trails

The top hand is constructed from a blend of polyester and spandex

Viper Air V4 Jacket Size:S and a medial‑lateral dual pivotEngineered for superior airflow and adaptability, the Viper Air v4 Jacket is optimized for warm weather riding. Featuring a detachable windproof liner, this jacket can be quickly and easily adapted to a mid season jacket, ensuring comfort and versatility in changing weather conditions.