500ml Ultraspire Soft Flask

UltraSpire Soft Flask 500ml

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Ultraspire Soft Flask 500ml

  • The ideal hand-held solution for running or hiking
  • Oval welded base for easy pocket placement while on the move
  • Soft material conforms to your hand to provide 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 and includes a twist locking cap for added security
  • Large 42mm opening makes it easy to fill with ice or nutrition mixes
  • Made of ultra-durable, abrasion resistant TPU (Thermoplastic Polyurethane) Silicone, HTPE & RF welded seams for superior durability and elasticity
  • Wide working temperature range (can be frozen max temp 60° C)
  • Safe and reliable, 100% BPA & PVC free
  • Weight 35g
  • Capacity 500mL