Super-Flex flasks with high-flow, soft-sip nozzle.
Features: • High-flow, soft-sip nozzles designed for greater comfort and more water when you need it • Silicone grip caps are sweaty-hand compatible • Fits NathanTrail Mix, Trail Mix 4, and all QuickShots • Soft-sip cap gives you easy access to fluids • Not for use with hot liquids • Dishwasher safe, top rack • BPA-free
