Hydro Flask FLEX CAP - 21 OZ - Orange

+ TempShield double-wall vacuum insulation keeps drinks cold up to 24 hours, hot up to 12 + Flex C...

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This guide helps users get the most out of their Hydro Flask FLEX CAP - 21 OZ - Orange. Designed for those seeking durable, insulated hydration, it keeps drinks cold for up to 24 hours. A key feature is its leakproof Flex Straw Cap for easy, one-handed use, but remember it is not for use on a stove, in a microwave or freezer. This guide will walk you through features, usage, and care.

All features

ColourOrange
Model Part Number810096856821
BrandHydro Flask

Extended Product Information

FAQs

Is the Hydro Flask dishwasher safe?

Yes, the Hydro Flask bottle and Flex Cap are dishwasher safe. However, for best results and to preserve the powder coat, hand washing is recommended.

What is the Flex Cap made of?

The Flex Cap is made from BPA-free materials, ensuring your drinks are safe and healthy.

How long will my drinks stay cold?

The Hydro Flask, with its TempShield insulation, keeps drinks cold for up to 24 hours and hot for up to 12 hours.

Can I use the Hydro Flask for carbonated drinks?

It is not recommended to use the Hydro Flask with carbonated beverages, as the pressure may cause leaks or damage.

Does the Hydro Flask have a warranty?

Yes, Hydro Flask offers a lifetime warranty against manufacturer defects.

How do I clean the straw cap?

The straw cap can be disassembled for thorough cleaning. Use a straw brush to clean the straw and rinse all parts well with warm water.

Can I put the Hydro Flask in the freezer?

No, the Hydro Flask is not designed for use in the freezer. Freezing can damage the insulation and affect performance.

Troubleshooting

The bottle leaks.

Ensure the Flex Cap is tightly closed and properly aligned with the bottle. Check for any damage to the cap or bottle threads. Replace the cap if needed.

Drinks are not staying cold/hot for long.

Make sure the cap is screwed on tightly. Pre-chill or pre-heat the bottle before use by rinsing with cold or hot water, depending on your beverage. Avoid leaving the bottle in direct sunlight or extreme temperatures.

The straw cap is difficult to clean.

Disassemble the cap and straw. Use a straw brush to thoroughly clean the straw and cap components. Rinse all parts well with warm water.

Pros and Cons

Pros

  • Maintains ideal drinking temperature for extended periods.
  • The leak-proof cap offers convenient, on-the-go hydration.
  • Constructed from durable, eco-friendly stainless steel.
  • Easy to clean due to the powder coating and dishwasher compatibility.
  • Comes with a lifetime warranty against manufacturer defects

Cons

  • Not suitable for use on a stove, in a microwave, or freezer.
  • Limited to a 21 oz capacity for the specific model.
  • Straw cap may require extra cleaning.
  • May not fit in all cup holders due to its size

Setup, Compatibility & Care

  • Setup: Simply screw the Flex Cap onto your Hydro Flask 21 oz Standard Mouth bottle.
  • Compatibility: Designed for use with Standard Mouth Hydro Flask bottles. Ensure compatibility before use.
  • Care:
  1. Cleaning: Wash the bottle and cap with warm, soapy water after each use. The bottle is dishwasher safe. The cap is also dishwasher safe.
  2. Avoid: Do not use abrasive cleaners or scrubbers that may damage the powder coat.
  3. Storage: Store the bottle and cap separately when not in use to allow them to dry completely.