Nathan Quickstart 4L Hydration Bladder Pack Color:Vapor Blue-True Navy 6 LEDS (4 bright white

6 LEDS (4 bright white or 2 red) solid beam and flashing modes

Promotes neutral alignment

A simple pull of a tab will sound a 120dB alarm

providing comfortable coverage with full range of motion

The fabric combination is soft

Nathan Quickstart 4L Hydration Bladder Pack Color:Vapor Blue-True Navy 6 LEDS (4 bright whiteThis 1. 5 liter hydration bladder pack (w 4 L total storage capacity) provides a low profile, minimalist way to comfortably wear your water and bring along other essential items on your journey. 1. 5 L hydration bladder included Front storage for nutrition and phone, fits most large format smartphones Main back zippered pocket for extra layers and other running essentials Adjustable front and side straps for dialing in a perfect fit Soft perimeter