Product details:

Extend you outdoor expedition with the Nathan Fireball Ultralight Hydration Race Vest. Designed for a light and comfortable run or hike, the Fireball holds two (2) 12oz insulated SpeedShot Flasks and has the capability of increasing your fluids with a compatible 1.5L bladder (not included). In addition to the flask pockets, this highly breathable running vest features two (2) front pockets for easy access to your smartphone, gels or other small running essentials. Select the Nathan 1.5 Liter Bladder for extra hydration or bring along a lightweight jacket and extra nutrition. The Fireball Ultralight Hydration Race Vest from Nathan has everything you need to be the perfect adventure companion.