Alpinestars Mustang Waterproof Jacket Optimized for all-weather performance, the Mustang Waterproof Jacket pairs workwear-inspired styling with modern function in a distinctive design. Built for use on naked bikes, it combines premium comfort, weather protection and everyday practicality with timeless style for riding and daily wear. Construction: Stretch twill performance fabric Fixed waterproof membrane Detachable 100g thermal vest Waterproofing: Fixed waterproof membrane Protection & Safety: Nucleon Flex Plus CE Level 1 shoulder and elbow armor included Pockets for optional back protector (sold separately) Pocket for optional one-piece Plasma chest armor (sold separately) CE Class A garment Tech-Air ready Comfort: Shoulder gussets Velour-lined corduroy collar and integrated storm flap Pockets: Internal waterproof compartment with dedicated pocket for a keyless fob