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Hydrapak UltraFlask 300

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Product Details

Small, but mighty. When you're on the run, UltraFlask 300 ml is ideal for quick hydration straight from your hand, the belt or vest. It shrinks as you drink, minimizing water movement, and carries our Beyond Guarantee.

  • The UltraFlask 300 flask fits easily in most hydration vest, belt or pack pockets
  • Soft material conforms to any pocket for a comfortable carrying experience
  • Flexible design shrinks as you drink, reducing water movement on the run
  • High-flow bite valve auto-seals after each sip, eliminating annoying drips
  • Large 42mm opening lets you fill the UltraFlask easily with ice and drink mixes
  • Made of ultra-durable, abrasion resistant TPU & RF welded seams for superior durability and elasticity
  • Can be frozen or filled with hot water (max temp 60° C / 140° F)
  • Top-rack dishwasher safe
  • Safe and reliable, 100% BPA & PVC free
  • Capacity: 300 ml / 10 fl oz
  • Weight: 32 g / 1.1 oz
  • Dimensions: 85 mm / 3.35 in x 70 mm / 2.75
  • Material: Thermoplastic Polyurethane; Silicone; HDPE
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