The Hydro Flask Wide Flex Cap in Black is the definitive, go-anywhere hydration cap — clean, versatile, and designed to complement any bottle colour in any setting. Compatible with all Hydro Flask Wide Mouth bottles, the Wide Flex Cap delivers a reliable leak-proof seal and an integrated flex carry loop. The Black colourway pairs with every bottle colour, suits every context, and never looks out of place. Built from BPA-free, food-grade materials, lightweight, durable, and easy to clean. A practical essential and ideal backup for any Wide Mouth Hydro Flask owner.

What's Special About Hydro Flask Wide Flex Cap Black

• Compatible with all Hydro Flask Wide Mouth bottles
• Leak-proof seal for reliable protection
• Integrated flex carry loop
• BPA-free, food-grade materials
• Classic Black — pairs with every bottle and every setting
• Lightweight, durable, and easy to clean

Other Details

• Compatibility: Hydro Flask Wide Mouth Bottles
• Material: BPA-Free, Food-Grade Plastic
• Colour: Black
• Feature: Leak-Proof, Flex Carry Loop