Hydrapak UltraFlask™ Speed 600ml Stephane ** binding not included **

** binding not included **

Dial up for fast-paced activities such as trail running or power down for close range tasks

The low-profile canvas uppers

The GORE-TEX insert with Gore Warm technology teams up with a water repellent leather palm and DWR treated shell

a rubber outsole for added traction

Hydrapak UltraFlask™ Speed 600ml Stephane ** binding not included **Go big. The largest of our ultra light series, the UltraFlask Speed 600 ml holds more so you can go the distance. Its soft material allows it to fit snugly in most vest pockets and it shrinks as you drink to minimize water movement. Topped with our newest SpeedFill cap feature that makes aid station refills a breeze.