UltrAspire 500ml Softflask

The UltrAspire 500 collapsible SoftFlask carries 500mL of fluid. The custom designed wedge shape and bottle width allows this SoftFlask to slide easily in and out of a hydration vest pocket. Comes with a larger diameter 42mm top to fit ice cubes to help keep fluids cool while out on the mountain.

• The ideal easy store solution for running or hiking
• 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
• compatible with our new Bloddle hose system
• 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
• Made for UltrAspire by Hydrapak

Also available in 300mL and 800mL capacity