Nathan 1.5L Hydration Bladder Men's The transformed Triumph 22 features

The transformed Triumph 22 features an upgraded PWRRUN PB foam midsole for more cushioning and energy return

we launched the ACTIVE SKIN 12 with reservoir – the biggest volume yet in this range

Help keep your feet cool and happy with a breathable tongue and layered mesh

including wet terrain

Nathan 1.5L Hydration Bladder Men's The transformed Triumph 22 featuresGetting ready for a fun run or a day of training? Don't forget your hydration with our 1. 5 Liter Hydration bladder, a BPA free hydration bladder with high flow bite valves. With the large, easy fill opening allows for a faster set up in your favorite Nathan Race Vest. When you are all done, you can conveniently wash out your bladder so you are ready for another day on the pavement tomorrow.