Go big. The largest of the ultra-light series, the UltraFlask 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.Features :
• 100% BPA & PVC free
• Soft material conforms to any pocket
• Ideal size for hydration vest, belt or pack pockets
• Shrinks as you drink, reducing water movement
• 42 mm cap with adjustable drink tube and removable bite valve
• Use with or without tube (bite valve can be mounted directly to cap)
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