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The S-MX Bionic vest features the Bionic Back Protector integrated with a chest guard and side kidney plates to offer the rider a 1pc front and back protection system for the street and race track.

The vest is intended to be worn under a jacket or suit giving frontal and back impact protection during a crash.

Incorporating the design and innovation from Alpinestars Bionic Back Protector, the Race Shield incorporates additional protection around the rib and kidney areas and allows attachment of Alpinestars Tech Chest Guard for additional safety. Dynamic Force Dispersion Technology (DFD Tech) ensures CE Level 2 protection for safety and comfort, both on the road and on the track.

Incorporating design innovations from MotoGP development, and Dynamic Force Dispersion Technology (DFD Tech), the Bionic Back Protector offers CE Level 2 protection in a slimline, unobtrusive form for performance, safety and comfort, both on the road and on the track.

The Stella S-MX 5 has been created for women riders as a performance road and track boot, incorporating the latest technical footwear design and material know-how. Following on from the other performance boots in the Alpinestars range, the S-MX 5 is notable for its comfort, hugging fit, safety performance and ease of adjustability.