What Causes Jeans To Shrink?

There are many reasons for jeans shrinking. If you’re looking for an answer to this question, you’ll be pleased to know that several factors can cause jeans to shrink. From washing to wearing, there are several ways that your jeans can shrink. Whatever the case, we’ll go over some of the most common causes and solutions to help you avoid the shrinking of your jeans.

If you want to shrink your jeans permanently, read this ultimate guide- How To Shrink Jeans Permanently?

What Do Jeans Shrink Means?

What Do Jeans Shrink Means
What Do Jeans Shrink Means

Jeans shrink when you wash them. So, if you’ve been washing your jeans and they don’t fit the way they used to, it may be time to throw them away. They’re no longer the same size as they were before.

What Causes Jeans To Shrink?

Jeans shrink over time, usually because of repeated washing. When you wash a pair of jeans, you remove the oils that keep the material soft and pliable. If you don’t wash your jeans often enough, the material becomes hard and stiff and loses its ability to stretch. Over time, the jeans may shrink. Some causes that shrink jeans are given below:

1. Cotton Made

The first thing you need to know about jeans is that they’re made of cotton, a natural fiber. Cotton is a renewable resource and absorbent material that tends to shrink if wet.

 2. Overwashing The Jeans

Jeans Overwashing
Jeans Overwashing

Many clothing items are made with natural fibers. Because of this, washing clothes in hot water can cause the fabric to shrink.

3. Poor Cleaning Methods

Many of your jeans may begin to shrink more on the outside of the leg. While this may seem an aesthetic issue, the fabric outside the leg is the last to dry. Suppose the inside of your leg is wet. Then it could cause the material on the outside of your shirt to shrink.

4. Washing Machine Settings

If your washing machine has an option for a “delicate cycle,” use it. The delicate cycle uses peaceful settings to wash your clothing. It also takes longer, which results in less shrinkage

5. Dryer

What Causes Jeans To Shrink
Jeans washing in dryer

They will shrink if you dry your jeans in a dryer. This is because the heat can affect the material, which causes it to shrink.

6. Hot Water

Washing your jeans in hot water can also affect how they fit. If you’re wearing a pair of jeans that have been washed in hot water, you might find that they don’t fit as well as you thought they would.

7. Storing

You also need to store your jeans correctly. You should keep them clean and dry, away from sunlight. If you hold your jeans in a wardrobe, you should ensure that it is well-ventilated.

Do Jeans Shrink Over Time?

Yes. Over time, your pants will shrink, especially if you don’t care for them, wear them often, or wash them frequently. Also, jeans that have been worn too much will lose their shape and fit over time, while jeans that have been worn only occasionally may retain their original size

Do Jeans Shrink In Cold Water?

No, Jeans don’t shrink in cold water. Shrinking occurs when the fabric gets wet from a washing machine. To stop this, remove your jeans from the washer right after washing them, then hang them to dry. Once dry, they will still look great, even if you do shrink.

Do Jeans Shrink In Length Or Width?

Jeans shrink in both length and width. Jeans, like other clothing items, tend to lose some length over time, shrinking in length by about 3–4%, depending on the brand and style. Unfortunately, jeans also tend to lose width as well. This is particularly noticeable when jeans are washed in hot water.

In addition to losing length and width, jeans tend to lose elasticity and comfort. To maintain the proper fit, you must take extra care of your jeans to ensure they retain their original size.

Do Jeans Shrink When Not Worn?


No, jeans don’t shrink when they aren’t being worn. Your jeans size doesn’t change if you only wear them once or twice a week. However, it is possible to shrink your clothes if you wash them in hot water and use too much fabric softener.

Do Jeans Shrink In The Dryer?

Jeans shrink in the dryer, and you can get away with shrinking your pants a little bit in the washer. However, if you want the best results, you should dry your clothes in the lowest setting possible

In general, if you’re looking to maximize the longevity of your clothing, you should be washing them in cold water on the lowest heat setting possible. Add a half cup of white vinegar to the wash cycle if you’re washing your clothes in a standard machine. Vinegar is known to cut through some of the chemicals in detergents. And prevent them from breaking down your clothing fibers.

Do Levi Jeans Shrink After Washing?

Levi jeans do shrink a little after washing. However, they won’t shrink uniformly. Instead, the parts exposed to the sun will shrink more than those that weren’t.

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How Do You Keep Jeans From Shrinking In Wash?

To prevent shrinkage, always wash them inside out. Also, add a few drops of liquid laundry detergent (such as Woolite) to the wash to help keep your denim nice and smooth. Finally, let your jeans dry thoroughly afterward, as any excess moisture can cause shrinkage.

Why Do Jeans Shrink When They Get Hot?

All clothing does shrink when it gets hot. Even jeans, which seem like they don’t shrink much when they’re new, will get tighter the hotter they get. The reason is that the denim fibers of a pair of jeans stretch out as the material heats up. Then, as soon as the material cools down, the fibers shrink back in.

Can You Fix Shrinking Jeans?

Yes. Shrinkage can happen when you wash your jeans in hot water. Instead, you need to use cold water, so take off the tags and press the fabric flat with an iron. Then put them in a washing machine with cold water, and the shrinkage should be corrected.

How To Prevent Jeans From Shrinking? 

How To Prevent Jeans From Shrinking
How To Prevent Jeans From Shrinking

To prevent jeans from shrinking, you can follow the below tips:

1. Wash your jeans: The first thing you’ll want to do is wash your jeans. This will remove any dirt that might be stuck on them. You’ll want to wash your jeans in cold water.

2. Use a delicate cycle: When washing your jeans in cold water, you should use a delicate cycle when drying them. This will prevent your jeans from shrinking.

3. Hang them to dry: When drying your jeans, you should hang them to dry. This will ensure they don’t shrink.

4. Iron them: If you’re ironing your jeans, you should ensure you iron them in the hottest setting. You can also use a steam iron to help prevent them from shrinking.

5. Don’t dry them in the dryer: You mustn’t dry your jeans in the dryer. This will cause your jeans to shrink, and you’ll end up with a pair of too-small jeans.

How To Unshrink Jeans?

Step 1: Wash them: Start by washing the jeans in cold water. Wash them for a short time, and then rinse them under cold water. Don’t use hot water because it will shrink the denim.

Step 2: Dry them: After washing the jeans, let them dry on a flat surface. Please don’t put them on a hanger because this will stretch out the denim.

Step 3: Hang them: When they’re completely dry, hang them on a hanger to make them shrink back to their original size.

Step 4: Try them on: Once they’re shrunk back to their original size, try them on. If they still fit, you’re done. If not, keep going.


Jeans are one of the most popular clothes, making them a perfect choice for any occasion. However, there are many reasons why jeans can shrink. In this content, I tried to explain what causes jeans to shrink. If you found anything wrong or have anything to know, feel free to comment below.

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