Extensive mesh paneling on the torso, arms and upper chest, the lightweight T-SP X Superair Jacket is also protective, and delivers optimum abrasion resistance thanks to its 600D poly-fabric construction, Jacket has a tailored sport fit and is Tech-Air® ready; it has been engineered to accommodate the Tech-Air® 5 Airbag System, Technical mesh panels for optimized ventilation and airflow, Protective and comfortable Nucleon Flex Plus armor is highly flexible and breathable, and has a thin profile for optimum rider comfort, Sport fit * highly pre-curved body and arms for enhanced performance, Multi-fabric shell construction with mesh panels on chest and sleeves for improved cooling performance, Waist adjustment for an improved riding fit, Volume adjusters on sleeves to reduce material bunching, Two zippered hand pockets, two inner pockets, and waterproof chest pocket, Connection loops allow attachment to any part with a waist belt, Low profile collar construction with microfiber edging plus 3D textured fabric on the inner collar lining for rider comfort, Reflective details, Chest pad and back compartments are designed to accommodate the Alpinestars Level 1 CE-certified Nucleon chest and Level 2 CE-certified Nucleon back inserts (available as an accessory)