Sizing Guide Get the Right Fit
• Advanced poly-fiber and synthetic wool main shell incorporates performance thermal down insulation to offer optimal warmth while being light, bulk-free and without restricting movement.
• Removable CE certified shoulder and elbow protectors offer class-leading riding protection.
• Padded chest and back compartments on jacket allow for Bio Armor chest and back protection accessory upgrade.
• Nucleon KR-CiW. Size XS-2XL use OS (one size).
• Nucleon KR-1i and KR-2i. Size XS-S use SMALL insert. Sizes M-2XL use MEDIUM.
• Easily detachable hood means garment can be worn in a variety of situations.
• External pockets with snap button and zip closures for peace-of-mind closure and internal water-resistant document pocket.
• Reflective detailing on rear helps improve rider visibility.
• Gun metal finishing trim on button and pull chord tabs.
• Snap connection loops for attachment to Alpinestars riding pants and jeans.
SELECTION and FITTING