Max performance and e-bike ready.The same great pack you know and trust with the all-new Air Support™ Pro Back Panel.Lightweight materials and max ventilation keep you cool on the trail. Impact Protector™ and e-bike battery compatible. Key Features: Air Support™ pro back panel with body mapping technology ,Breathable 3D vent mesh harness ,Hip belt with cargo ,Helmet carry ,Bike tool organizer roll included ,. Specification: Total Capacity: 14L, Cargo Only: 11L, Reservoir Only: 3L, Pack Weight: 820g.