Tech-Air® 5 PLASMA Airbag System Designed to meet the evolving demands of modern motorcycling safety, the innovative and ultra-lightweight Tech-Air® 5 PLASMA Airbag System is engineered to fit seamlessly under a jacket, ensuring a supremely comfortable and adaptive fit. The System’s ultra-slim profile delivers an “invisible under the jacket” feel, offering unrestricted movement while providing advanced protection for an enhanced riding experience.
Built upon Alpinestars' industry-leading protective technology, the Tech-Air® 5 PLASMA Airbag System is the latest evolution in the Alpinestars Tech-Air® family. Engineered for ultra-lightweight performance, superior comfort, and an ‘invisible’ fit, the state-of-the-art Tech-Air® 5 PLASMA System provides comprehensive upper body coverage—including the chest, ribs, back, and shoulders—while featuring a PLASMA back protector for the optimal blend of comfort, flexibility, airflow, and rider protection. With a newly developed algorithm supporting three distinct Riding Modes—STREET, OFF-ROAD, and RACE—the Tech-Air® 5 PLASMA is a single-charge deployment Airbag System with a user-replaceable gas canister for continued protection on every ride
Protection
Active Protection: The airbag provides comprehensive full upper-body coverage, safeguarding the chest, ribs, back, and shoulders.
Integrated Back Protector: Integrated Nucleon PLASMA back protector positioned to reinforce full-back impact protection and complement the airbag’s coverage.
Stealth Back Protector Design: Back protector contours to the electronics case to maintain continuous protective coverage and secure integration within the system.
CE-Certified Protection:
The Tech-Air® 5 PLASMA Airbag System and all included protective parts are Category II certified PPE (Personal Protective Equipment) under European Regulation (UE) 2016/425 and in compliance under corresponding UK legislation.
The passive back protector is CE certified according to EN 1621-2:2014 Level 1 (Full Back).
The inflatable protector is CE certified according to EN 1621-4:2013 Level 1 (Full Back).
The system is CE certified as a protective garment for motorcycle riders according to EN 17092-6:2020 as a Class C undergarment.
Airbag Deployments: The airbag is certified for up to six deployments before requiring replacement.
Construction
Ultra-thin mono-layer stretch mesh chassis at the collar, underarms, and front panels for low material mass and high airflow.
Ergonomic sleeve pattern with a deeper underarm cut to reduce material stacking and seam bulk.
Extended rear hem and contoured, low-cut neckline to increase coverage while minimizing edge-to-skin contact.
Chassis engineered to align with Alpinestars jacket ventilation channels, ensuring direct vent path through mesh zones.
Anatomically contoured airbag bladder with strategically positioned cutaways to expand the protection envelope across the back, chest, ribs, and shoulders while controlling overall volume.
Integrated Nucleon PLASMA back protector constructed from a viscoelastic compound co-injected with elastomer compounds for a slim, flexible, ventilated structure.
Minimal use of plastic components to achieve a low weight-to-performance ratio and maintain free airflow within the chassis.
System weight: 1,530 g.