UltrAspire 500ml Softflask w/Bite Cap

This collapsible SoftFlask carries 500mL of fluid. The unique shape allows this SoftFlask to slide easily in and out of a hydration pocket. Comes with a larger diameter top to fit ice cubes and keep fluids cool. Features a silicone Sheath Bite Valve.

- New ergonomic shoulder design for more comfort on body
- New PEEVA™ material is taste free
- Collapses fully to a tiny size when empty
- Fits any Vest, Vesta, or Waistbelt