UltrAspire 800 mL Softflask with Locking Cap Neversecond Comes with a larger diameter

Comes with a larger diameter top to fit ice cubes and keep fluids cool

Strategically placed AHAR™ LO rubber improves durability in high-wear zones while maintaining grip

and less technical routes

beach days

meaning it can be used both as a direct filter for drinking and as a gravity-fed filter system when paired with a reservoir

UltrAspire 800 mL Softflask with Locking Cap Neversecond Comes with a larger diameterThis collapsible SoftFlask carries 800mL 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 on a Locking 42mm cap.