Is Corkcicle Coffee Mug Dishwasher Safe? – Here are My Findings

I love drinking coffee in my Corkcicle coffee mug which I bought last month.

Corkcicle coffee mugs are getting really popular these days.

Keeping your coffee hot for hours without spoiling it and sipping your coffee slowly on your couch were the two main reasons why I bought this coffee mug for myself.

But keeping your coffee mug clean and bacteria free is equally important to keep you safe from any potential infections.

This is the reason I tend to keep my newly purchased Corkcicle coffee mug clean and tidy everyday.

In the mean time; I researched a lot online about whether one can use dishwasher to wash and clean Corkcicle coffee mugs and here is what I found.

If you visit the official website of, then you will come to know that most of their products like coffee mugs, tumblers, canteens, and stemless are not dishwasher friendly. The company explicitly mentions that their coffee mugs must be hand washed and they are not dishwasher safe yet.

But according to the recent information posted on their website, as of January 2020; the company is in the process of making some of their products like canteens, wine cups, tumblers and coffee mugs top-rack dishwasher safe.

The company has clearly said that they are planning to make some of their drinkware products top-rack dishwasher safe. So, that is surely good news for coffee lovers like us.

Ok, now you know what is the answer of the Corkcicle company.

In the following sections, I will try to answer some of the most confusing queries that many Corkcicle coffee mug owners ask online.

These questions are all related to the safe washing and cleaning of this coffee mug. So, kindly keep reading till the end to get the answers to all your queries.

Table of Contents

Why are Some Coffee Mugs not Dishwasher Safe?

Corkcicle 16oz Coffee Mug - Triple-Insulated Stainless Steel Cup with Handle - Gloss Turquoise

Recently I was reading this article regarding which drinkware products are dishwasher safe.

According to this article, your regular travel mugs and tumblers must not be cleaned in the dishwashers directly. Because it can ruin or damage the insulation that is used in these tumblers and travel mugs.

Hand washing your coffee mugs is the best and safest solution to keep them undamaged and in top working condition.

Usually the drinkware products that are made from materials like ceramics, glass, porcelain, strong plastic, etc. can be cleaned in the dishwasher safely.

On the other side, if your coffee mugs are made from materials like stainless steel, aluminum, copper, wood and crystal; then it is best to avoid cleaning them in the dishwasher.

Insulated coffee mugs like Corkcicle come with vacuum sealing material.

If you place these types of mugs in the dishwasher, then high temperature inside the machine could damage this seal.

Thus, it could lead to damage of the sealed insulation which is present inside these coffee mugs.

If this seal is damaged, then there is no use of using these mugs at all.

Your coffee won’t stay hot in these coffee mugs for longer if the insulation is damaged.

Therefore, it is very important for you to avoid using dishwasher to wash and clean the coffee mugs that come with sealed insulation and which are made from stainless steel, aluminum, copper or wood.

Can Insulated Coffee Mugs Go in the Dishwasher?

As answered already in the above question, I will not recommend to use dishwashers to wash and clean insulated coffee mugs.

The sealed insulation of these coffee mugs could be damaged or ruined due to the exposure to over heat inside the machine.

This is the reason, you must avoid placing these types of travel mugs inside the dishwasher.

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What Happens if I Put Corkcicle Coffee Mug in the Dishwasher?

Corkcicle 16oz Coffee Mug - Triple-Insulated Stainless Steel Cup with Handle - Gloss Turquoise

Corkcicle coffee mug comes with the proprietary layer of insulation.

There are two walls of vacuum which are made from 18/8 food grade stainless steel.

There is also a third layer in between that keeps your drink cold for up to 20 percent longer than your normal bottles and cups.

If you keep this coffee mug in the dishwasher, then this insulation is exposed to the higher heat of the machine.

Due to over exposure to the heat, this vacuum sealed insulation could be damaged while cleaning the coffee mugs.

If this seal is damaged, then there is no use at all of using this coffee mug.

Your coffee won’t stay hot or cold for long.

This is the reason, you should not place your Corkcicle coffee mug in the dishwasher.

However, a recent news released by the company mentions that they are working on making some of their drinkware products top-rack dishwasher safe.

So, you might get some of their products to be dishwasher safe in future.

What is the Best Way to Clean Your Corkcicle Coffee Mug?

Finally, this is the question you might be having after reading all my answers above.

If not dishwasher, then what should I use to clean and wash my Corkcicle coffee mug.

The answer is pretty simple and straightforward.

You can simply hand wash your coffee mug in few minutes under the tap water.

It is very easy to wash and clean your mug with your bare hands.

If needed, you can also get Corkcicle cleaning brush online to quickly clean the inside of your mug.

This rounded brush comes with stiff bristles which are really helpful in cleaning every inch of the mug interiors.

a. Just wet your Corkcicle coffee mug under the tap water.

b. Now, you can use dish soap solution to wash the coffee mug.

c. After that, get the cleaning brush and start cleaning all the interior with the brush.

d. Once cleaned inside, you can just clean the exterior part with your bare hands under the tap water.

e. Finally, you can let your coffee mug dry for some time and then you can use it to drink your favorite coffee.

Click Here to Buy Corkcicle Cleaning Brush Online.

How Do You Clean a Corkcicle Coffee Mug Lid?

You can clean the Corkcicle coffee mug lid by using 3 cleaning solutions.

The lid comes with the rubber gasket and the plastic slider.

You can clean them with 3 methods which are as follows.

a. Dish Soap Solution

b. Vinegar Solution

c. Mixture of Baking Soda and Lemon Juice  

Thus, cleaning the lid of your Corkcicle coffee mug is really easy and trouble free.

My Findings

Corkcicle coffee mug is not yet dishwasher safe completely.

However, the company is planning to make some of their drinkware products top-rack dishwasher safe.

It is best to hand wash your mug with the help of Corkcicle cleaning brush and dish soap solution.

You can also use vinegar as well as mixture of baking soda and lemon juice to clean the lid of your coffee mug.

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