How much do Shrinky Dinks shrink [Solved]

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What are Shrinky Dinks

They were first created in 1973 but became popular in the 1980s. It is a toy and activity kit which is also called Shrinkles. This is made out of sheets of polystyrene that can be cut with regular household scissors. When you heat the cut shapes, they start getting thick and decrease in size with the same color and shape.

How much shrink How much do Shrinky Dinks shrink

The shrinky drink will shrink up to by of the original shape of your cutting. Also, it will become 9 times thicker and heavier than the original paper. However, these measurements are based on most of the common shrinky dink toys. The size and shape of each shrinky drink vary with its company. It will also vary if you are using homemade shrinky dinks.

Why do shrinky dinks shrink

As you already know, these sheets are made up of Polystyrene which is also known as #6 plastic. Raw polystyrene is heated up before being wrapped into thin sheaves to create shrinky dinks plastic sheets. They are then quickly chilled to keep their new shape. The polymers fundamental structure is changed during the heating and cooling process. It changes from being a jumble to being well-ordered. However, the substance is ready to return to its previous composition. As a result, the sheets return to their more disorganized state when the plastic is heated. It shrinks and thickens as a result.

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What do you need to make Shrinkles at home

To make them at home you need to have five different things at home


As you know that these sheets are made up of #6 plastic, therefore it is important to have that plastic. If you are worried about where to find it, dont worry. This is the easiest plastic to get at home. When you bring the clear containers from salad bars or any grocery stores, there are chances that they are made of the #6 plastic. To cross-check whether it is the right plastic or not, check for the recyclable symbol on it. Also, check for number 6. If both the things are available on the container, then that content is made up for you.

Permanent marker

Though you can use any kind of pen to draw the shape, you should try to use a permanent marker. This will help you to draw the perfect outline of your desired shape on it.


Once you have created the outline of the shape on it. You would need to cut that shape, for which you will need the scissors.

Baking tray

You need to put the cutout on your baking tray when you are putting it in the oven.

Aluminum Foil

Aluminum foil helps to save your shrinky toy to stick on your baking tray. Make sure to cover every side of your tray with it

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How to make a shrinky drink at home

Here are the steps by which you can make the Shrinky dinks at home

Great the required plastic

The first step is to get the required plastic at your home. Make sure to check the details mentioned above on the plastic that you will get.

Draw and cut the shape

With the permanent draw your shape. Complete the shape by filling up the colors. Once done, cut the shape out.

Prepare the baking tray

As mentioned earlier, cover the whole tray with the help of aluminum foil paper. This will help to save the shrinky drinks to get stuck on the tray. Do not put the shrinking drinks together. Keep them apart from each other.

Preheating the Oven

You need to preheat the oven to 350. Let it heat for some time.

Bake the shrinky drinks

Once the whole procedure is done, keep it for baking now. In starting you will see that the plastic is starting to get curled at both sides i.e Inward and Outward.

How much time is needed to bake them

You will need to put it for at least 2 to 3 minutes before baking it. As mentioned above it will start getting curled in the beginning. It might get curled for 1 minute. There is nothing to worry about. Keep checking your shrinky drinks. Once they are done. Keep it in the oven for the next 30 seconds, just to cool them. Now take them out, and they are ready for you.

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Shrinky drinks are a fascinating exercise that teaches kids how to make various forms and improves their artistic abilities. In addition, you can use it to make your keychains, earrings, and other accessories. To make it the basic thing that you need is #6 plastic. This plastic is used in clear containers in which you may get fruits or other groceries. To identify this type of plastic you need to see the recyclable sign along with the 6 number on it. It will take 2 3 minutes to bake the shrinky drinks to get in the desired shapes.

This post is last updated on at Date : 1st of September – 2022