Alpinestars Nucleon Flex Proi Full Back Protection Insert Adult Off-Road Body Armor Accessories Motorcycle Windshield R-rated for speeds up to

R-rated for speeds up to 106 mph

Washable drum dyed leather construction

Accuri 2 and Strata 2 utilize same lens and tear-offs

Removable CE Motion Flex armor at elbows and shoulders

Alpinestars Nucleon Flex Proi Full Back Protection Insert Adult Off-Road Body Armor Accessories Motorcycle Windshield R-rated for speeds up toAlpinestars Nucleon Flex Proi Full Back Protection Insert Adult Off Road Body Armor Hybrid technology Alpinestars' Nucleon Cell and Flex technologies providing ventilation and flexibility Ergonomically contoured dual zone outer shell Advanced polymeric blend with a solid cell structure core framed by a more flexible 3D cell structure Nucleon Flex technology layer on the central back zone More protection coverage in critical area Lightweight,