Alpinestars(Mx) 3604124-111-s | Description Designed for riders looking for the premium benefits of Gore-Tex laminated construction, and engineered ergonomic mobility in a lighter weight jacket ST-7 has a pattern with a specifically tailored fit, designed for natural mobility on the bike Fully waterproof and breathable laminated Gore-Tex main shell is durable, lightweight, and flexible Comfort fit chassis with a pre-curved pattern and large stretch panels on the chest, back, and underarms Outer shell has waterproof cargo pockets providing comfort even when in the riding position Straight collar with direct closure and shock cord adjustment to seal the area around the neck in case of rain or colder weather, as well as direct ventilation panels on the chest, and zippered openings on the arms to provide increased ventilation Tech-Air ready - Nucleon Flex Pro elbow and shoulder armor, plus a removable thermal liner consisting of 100g torso insulation with 60g insulation on the arms for choosing the appropriate amount of year-round climate control for the rider based on the riding conditions Detachable thermal liner .