Mountain Warehouse Flask - 1000ml - Green

This Mountain Warehouse flask features a durable double-walled insulated construction to keep your...

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Product Information

Full details

The Mountain Warehouse 1000ml Flask is an essential companion for hikers, commuters, and outdoor enthusiasts who require a reliable way to maintain beverage temperatures throughout the day. Featuring a robust double-walled construction and a secure, leakproof design, this flask offers excellent thermal retention; however, users should note that its larger capacity means it requires a standard bottle pocket to fit comfortably in most backpacks.

All features

ColourGreen
Model Part Numbermp-00148710
BrandMountain Warehouse
Container Volume1000ml

Extended Product Information

FAQs

Is this flask dishwasher safe?

We recommend hand-washing the flask to maintain the vacuum seal and the exterior rubber grip longevity.

Can I put carbonated drinks in this?

It is not recommended to use this flask for carbonated beverages as the pressure build-up can cause leaks or make the lid difficult to open.

Is the flask BPA free?

Yes, Mountain Warehouse designs this flask using food-safe, BPA-free materials.

How long will it keep my drink hot?

While exact times vary based on ambient temperature, the double-walled insulation is designed to keep drinks hot for several hours.

Does it come in other colors?

Yes, this model is also available in a Black variant.

Troubleshooting

The flask is leaking around the rim

Check that the silicone gasket inside the lid is clean and correctly positioned. Tighten the lid firmly.

Drinks are losing temperature too quickly

Ensure the lid is screwed on tightly and check if the vacuum seal is intact. Pre-heating the vessel with hot water for 5 minutes before filling can also help.

Pros and Cons

Pros

  • Excellent temperature retention
  • Secure, leak-proof lid design
  • Easy to grip with rubberized panel
  • Substantial 1-liter capacity
  • Durable construction for rugged use

Cons

  • Larger footprint may not fit all cup holders
  • Requires careful hand-washing to preserve seals
  • Heavy when filled to capacity

Setup, Compatibility & Care

To begin using your flask, rinse it thoroughly with warm water and a mild detergent. Ensure the seal on the lid is seated correctly before tightening. While the flask is designed for durability, it is recommended to hand wash the exterior and lid to protect the finish and maintain the integrity of the rubber grip. Avoid using abrasive sponges that may scratch the surface. Ensure the flask is completely dry before storing it for long periods with the lid off to prevent odors.