Stay hydrated without slowing down using the hands-free ReTrakt magnetic hose return system Quickly access a phone in the exterior zippered pocket User-friendly 2.5 L HydraPak reservoir features a slide closure for easy cleaning and a locking bite valve to prevent leaks before and after your ride Stay cool and comfortable with perforated foam harness and back panel and articulating shoulder straps Organize a pump, tools, nutrition and extra layers in 8L of cargo storage Added stability when carrying a full load thanks to integrated waist strap Stay visible in low light conditions with reflective trim and a tail light attachment loop