Super-Flex flasks with high-flow, soft-sip nozzle.
• 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
• 10 oz / 300 mL
• Not for use with hot liquids
• Do not microwave
• Dishwasher-safe (top rack only)