Extensive stretch construction for the optimum blend of fit, comfort, light weight, and freedom of movement.
The Alpinestars Proton is a street sport jacket offering an innovative modern style with premium comfort. With a main chassis constructed from 35% sport leather and 65% stretch textile for the optimal blend of abrasion resistance, light weight, and comfort. With a 2L waterproof* membrane construction, direct ventilation panels and a detachable thermal liner, the jacket can be easily adapted to the weather. Level 2 CE Nucleon Flex Pro protectors on the shoulders and elbows delivers optimal resistance against impacts and abrasion, while also being supremely flexible for optimum comfort.
Featuring an engineered fit designed to deliver the highest level of active upper body protection. The jacket is Tech-Air® Ready and can accommodate the Tech-Air® 5 or Tech-Air® 3 Airbag System. Strategically positioned stretch panel inserts have been designed to accommodate a Tech-Air® Airbag System, allowing for expansion when the airbag inflates and offering a high level of anatomical performance and a superior fit when riding without the system fitted.
Materials
Weatherproofing
Fit
Features
Protection
*Een waterdicht of waterproof membraan betekent niet onbeperkt waterdicht. De waterdichtheid is afhankelijk van de kwaliteit van het membraan. Zoek je 100% waterdicht? Selecteer dan een motorjas met GoreTex membraan.
Choose a Level 1 or Level 2 back protector. Level 2 has a higher impact value than Level 1.
Nucleon KR-CELLi | Level 1 |
Nucleon KR-1 CELLi | Level 2 |
Nucleon Plasma | Level 2 |
Size jacket | Nucleon back protector size |
S and M | M |
L till 6XL | L |