FEATURES: zippered slash pocket Stretch mesh zippered hipbelt pockets provide on-trail access for small items Hydration sleeve with direct zip access and hose path for easy loading LidLock bike helmet attachment Stretch mesh front pocket for quickly stashing extra gear Blinker light attachment and reflective patch for safety Removable roll-up tool pouch keeps tools handy and organized Lightweight sternum strap magnet for easy access to water Bike tool organization in main compartment Hydraulics LT 2.5 L reservoir included