Multi-fabric shell construction with mesh panels on chest and back and sleeves for improved cooling performance., Waist adjustment for an improved riding fit., Volume adjusters on sleeve to reduce material bunching., Two zippered hand pockets for real-world practicality., Waist connection zipper allows attachment to Alpinestars riding pants., Low profile collar construction with microfiber edging plus 3D textured, Fabric on the inner collar lining for high levels of rider comfort., Pre-curved sleeve construction reduces riding fatigue., Reflective details to make the rider more visible to other road users., Waterproof inner pockets for peace-of-mind storage., Bio Armor shoulder and elbow protectors., Nucleon chest and Level 2 Nucleon back inserts, available as an accessory upgrade, sold separately., Optimal levels of protection against impacts., Chest pad and back compartments are designed to accommodate the Alpinestars Level 1 protectors.