The Hydro Flask Wide Flex Straw Cap in Cascade brings functional hydration design together with a vibrant, nature-inspired colourway. Compatible with all Hydro Flask Wide Mouth bottles, this straw cap allows you to drink hands-free without tilting your bottle — ideal for active lifestyles, commuting, and fitness routines. The integrated flex carry loop sits comfortably in hand, while the locking straw mechanism prevents accidental spills when not actively drinking. Constructed from BPA-free, food-grade materials for safe everyday use. The Cascade colour — a vivid, refreshing blue-green — brings a burst of personality to your hydration setup. Durable, functional, and designed with Hydro Flask's signature attention to detail.

What's Special About Hydro Flask Wide Flex Straw Cap Cascade

• Compatible with all Hydro Flask Wide Mouth bottles
• Pop-up straw for effortless, no-tilt drinking
• Secure locking mechanism prevents accidental spills
• BPA-free, food-grade construction for safe everyday use
• Flex carry loop for comfortable portability
• Vibrant Cascade colourway for a bold, personalised look

Other Details

• Compatibility: Hydro Flask Wide Mouth Bottles
• Material: BPA-Free, Food-Grade Plastic
• Colour: Cascade
• Feature: Pop-Up Straw, Carry Loop, Locking Straw