Ultraflask 500ml

HydraPak Ultraflask 500ml Collapsible Water Bottle

Weighing in at just over an ounce, the Ultraflask 500 ml is perfect for any type of runner. Collapses while you drink to minimize the slosh. Fits in most hydration pockets.

Features

• Volume: 500 ml
  
• 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
• Includes two cap sets for your customization
• Large 42mm opening lets you fill easily with ice and drink mixes
• Ultra-durable TPU and RF welded seams resist abrasion and add elasticity
• Can be frozen or filled with hot water (max temp 60°C / 140°F)
• Top-rack dishwasher safe
• Safe and reliable, 100% BPA and PVC free