Precision Fuel & Hydration Flow Flask 300: Carry maximum Carbs during your longest sessions.

The Flow Flask 300 is your powerhouse for long endurance runs and rides. It swallows a whole pouch of Flow Gel in one go - that's 300 g of carbs in one bottle! Combined with Precision Flow Gel, you'll keep your carb intake razor-sharp and never run out of energy.

Why choose the Precision Flow Flask 300?

• Fast-flow bite valve - fast drinking, kind to your teeth.
• Graduated scale (60-300 g in 60 g increments) - instantly see how many carbs you're taking in.
• Shrinks while drinking - no sloshing, stable in vest or belt.
• Fill bars - mix your Flow Gel exactly to your schedule.
• Ultra-light (±29 g) - maximum fuel, minimum weight.
• BPA-/PVC-free - taste neutral, no aftertaste.
• Foldable/Compressible - tucks away small once empty.

Whether you're planning a long endurance ride, ultra-trail or race day, the Flow Flask 300 allows you to carry lots of carbs compactly and dispense quickly, cleanly and precisely. Combine it with Precision Flow Gel and keep your fueling super simple and effective.