Can Tervis Go In The Microwave | Safety Tips and Guidelines

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Can Tervis Go In The Microwave

Tervis tumblers have become a popular choice for drinkware due to their ability to keep drinks hot or cold. Their insulated double-wall design makes them ideal for transporting coffee, tea, and other beverages on the go. But can these plastic tumblers withstand the intense heat of the microwave?

Let’s take a closer look at how to safely use Tervis products in the microwave.

Microwaving Tervis Tumblers

The good news is that most Tervis tumblers produced after 2011 are made to be microwave-safe. The polymer material used in newer models can withstand microwave heat without leaching chemicals or melting.

However, there are a few precautions to take when microwaving Tervis tumblers:

Remove the Lid

Never microwave a Tervis tumbler with the lid still on. The metal components in the lid can damage the microwave or cause sparks. Always remove the lid before placing the tumbler in the microwave.

Use Caution with Older Models

Tervis tumblers made before 2011 may not be microwave-safe. Older models were constructed using BPA plastic, which could leach chemicals when heated. If your tumbler has a microwave warning on the bottom, do not microwave it.

Heat in Short Intervals

When microwaving a Tervis tumbler, heat it in 30-second intervals, stirring between each heating. This prevents the contents from overheating or boiling over. Never microwave a Tervis product for longer than 1-2 minutes.

Leave Room at the Top

Fill the tumbler only 3/4 full before microwaving. The steam created needs room to expand without overflowing the cup. Leaving about an inch of space at the top is ideal.

Are All Tervis Tumblers Microwave Safe?

While most modern Tervis tumblers are microwave-safe, there are a few exceptions:

Always check the care instructions for your specific tumbler to see if microwaving is allowed. Look for a microwave-safe symbol on the bottom of newer tumblers. When in doubt, hand wash and avoid the microwave.

Tips for Microwaving Tervis Tumblers

Here are some additional tips for safely using Tervis tumblers in the microwave:

  • Place the tumbler on a microwave-safe plate or container, not directly on the turntable. This prevents overheating.
  • Microwave at half power if possible for more even heating.
  • Allow the tumbler to sit for at least 30 seconds before removing from the microwave, so the heat can distribute evenly.

Use oven mitts when removing your Tervis from the microwave, as it will be hot.

Avoid putting cold liquids into a hot microwaved tumbler, which can cause cracks from temperature shock. Allow the tumbler to cool down first.

Inspect your tumbler for cloudiness, warped surfaces, or cracks after microwaving, which can indicate damage. Discontinue use if you notice any flaws develop.

Safe Microwave Use with Other Tervis Products

In addition to tumblers, Tervis makes a variety of other insulated drinkware like mugs, water bottles, and stemless wine glasses. Here are some microwave safety guidelines for these products:

  • Tervis Mugs: Most mugs are microwave-safe with the lid removed. Do not microwave mugs with decorative exteriors.
  • Tervis Water Bottles: Water bottles should never be microwaved. The narrow openings can cause steam to build unsafe pressure.
  • Tervis Stemless Wine Glasses: These glasses can be safely microwaved at half power for short intervals to gently warm wine or other beverages. Use caution as they will get hot!

Maintaining Your Tervis Tumblers

With proper care, Tervis tumblers can last for years. Here are some tips for keeping them looking their best:

  • Handwash tumblers with mild soap and warm water. Use a bottle brush to clean the narrow openings.
  • For deeper cleaning, tumblers are top-rack dishwasher safe. Allow to completely air dry.
  • Do not use abrasive scrubbers or cleaners, which can damage the tumbler surface.
  • Store tumblers with lids off to prevent odor buildup.
  • Regularly wash seals, straws, and lids to prevent mold growth.
  • Avoid dropping or banging tumblers, as impact damage can affect insulating ability.

By following the proper usage and care instructions, your high-quality Tervis tumblers can be safely used and enjoyed for beverages both hot and cold.

Just take care when microwaving to prevent overheating damage. With moderate microwave use and proper cleaning, Tervis Tumblers will provide years of reliable insulation for your drinks on the go.

FAQ 

Can you put Tervis tumblers in the microwave?

Most modern Tervis tumblers are microwave-safe if used properly by removing the lid first and microwaving in short intervals. But always check the bottom of your specific tumbler for any microwave warnings.

How long can you microwave a Tervis tumbler?

Tervis recommends only microwaving their tumblers for 30 seconds at a time, stirring between intervals. Never microwave for longer than 1-2 minutes total to avoid overheating.

Do Tervis tumblers contain BPA?

Older Tervis tumblers made before 2011 contained trace amounts of BPA. But all current models are constructed from BPA-free, microwave-safe plastic.

Why can’t you microwave old Tervis tumblers?

Tumblers made before 2011 contained plastic with BPA, which could leak chemicals into drinks when heated. Always check the manufacture date before microwaving.

What happens if you microwave a Tervis tumbler?

Microwaving older, non-microwave-safe Tervis can cause the plastic to warp, crack, or leak chemicals. Newer models should be microwaved safely if directions are followed, but may sustain damage if overheated.

Do the lids need to be removed before microwaving Tervis?

Yes, always remove the lid before microwaving. Metal components can damage the microwave or cause arcing and sparks if heated. Only microwave the plastic tumbler itself.

Conclusion

Tervis tumblers are beloved for keeping drinks perfectly hot or cold for hours. While most modern Tervis products can be safely microwaved, special care must be taken to prevent damage from overheating. Always microwave in short intervals, allow steam vents and inspect for cracks or cloudiness after use. With proper precautions,

Tervis tumblers can be conveniently used for heating up coffee, tea, soup, and more. Just be sure to verify the microwave safety of your specific tumbler first.

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