Can You Microwave A Red Solo Cup? [Updated 2023]

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Have you ever wondered if you can microwave a red solo cup? It’s a common question among those who are new to microwaves and don’t know if they can. As we all know, the red solo cups are also known as disposable cups which are so famous for their one-time use purpose at cheap rates.

Sometimes you buy coffee and we got our coffee cold then you need to heat it so that you can drink it. But your coffee is in the red solo cup. Now you must be thinking to microwave it due to your laziness.

This is an essential thing to learn. And if you are one of those who want to know about it then you have landed at the right place, at the right moment. Through the article, we will let you know if that solo cup can be microwaved or not.

Can You Microwave A Red Solo Cup?

There is no doubt, solo cups have a lot of advantages but if you want to know if can you microwave solo cups then the simple answer is no, You CAN’T microwave your drink in a solo cup. As we all know that Solo cups are time-use, disposable cups that undergo greater deformation with a slight rise beyond the optimum temperature.

And these cups are made of a thin layer of plastic and they cannot stand high temperatures. It is a big challenge for the red solo cup to bear high temperatures. So if you will try this, then you will see that the temperature would melt the solo cup and the liquid will all spread inside your microwave.

What Happens If You Microwave Solo Cups?

Microwave A Red Solo Cup

Well, if you have a microwave then you must know that when something is microwaved it gets exposed to microwaves. But the fact is that Solo cups are made of polymer plastic then get converted to BPA and polypropylene with heat while microwaving. These solo cups also have very toxic chemicals that should be avoided from consumption.

If they leach with the food they can be so harmful to health and lead to many health issues such as diabetes, hormone disruption, prostate or breast cancer, reproductive disorders, cardiovascular disease, etc. so when you microwave it at a high temperature in the microwave, these toxins start to get diffused with your meal. But, the most chance is that the solo cup melts away.

At What Temperature Do Solo Cups Start to Melt?

Thru items made of plastic can easily melt at 170°C or 338°F and solo cups are no exception to reach this temperature. As we have already mentioned that solo cups are made of a common type of plastic, that is called ‘Polystyrene’ which has a melting point of about 100 °C to 120°C.

As we all know that the red solo cup is made of a very thin layer of plastic, then it will be undergoing a small range of deformation when poured something hot is into it. Being a thin layer of plastic the red solo cups even does not bear the plastic melting temperature also. So, microwaving your solo cup won’t be a good idea as the microwave cavities do get hotter than 100 °C that will melt the cup within minutes.

Are Solo Cups Microwave Safe?

Microwave A Red Solo Cup

No, solo cups are not microwave safe, in this case, you can’t put them in a microwave. Basically, Plastics are numbered from 1-7 range to identify if they are recyclable, reusable, or microwave-safe or not. So if we talk about the Solo cups whether it is a red solo cup or blue solo cup, they fall under the number 6 category.

Always keep in mind that the plastic products of category 6 are made of Polystyrene or Styrofoam that are NOT microwave-safe. Solo cups can be used only one time but if you still microwave then hazardous chemicals can get getting mixed up with your food. You should always check for the label ‘Microwave Safe’ on any plastic products before using them inside the microwave.


Solo cups are commonly used… they are so popular among saviors for many during party time and during the journey. They have very benefits and are also affordable. They have been brought to the market with the purpose to serve only one-time use- disposable cups. But you cannot microwave it, if you do this it will melt. So we will not recommend you to use it in the microwave because it is not microwave safe. So that’s all, you need to know about “can you microwave red solo cup”? We have explained everything in detail. We hope this article will help you a lot in this case!

Sania Imtiaz

Hi, My name is Sania Imtiaz and I’m from Pakistan. I’m a housewife. And I Love cooking. And I’m a believer in making life peacefully with FOOD. I’m doing cocking from the last 10 years and I’m sharing all my knowledge related to cooking on I’m sharing all my experience on this site related to cooking products.

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