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How Long Does A Zinus Mattress Take To Expand? Unboxing Fact

Are you looking for a new mattress and considering a Zinus? If so, you’re in the right place. Zinus mattresses are some of the most popular on the market today, and they come with plenty of features that make them worth your while. But how long does it take for a Zinus mattress to expand after purchase? 

The answer depends on which type of Zinus bed you choose. Most often, memory foam beds will take up to 72 hours before they fully expand and reach their maximum comfort level. This is due to how memory foam works – it needs time to adjust itself according to its environment before it can give off its full potential benefits.

Other types may require less time or even no expansion at all! So make sure that when choosing your perfect model, check how much expanding time is required beforehand.

About Zinus Mattress

Zinus mattresses use a BioFoam that is infused with green tea extract, charcoal, and castor seed oil.

Zinus mattresses are a great investment for those looking for a comfortable and long-lasting sleep experience. The memory foam layers in the mattress provide superior comfort and support while also helping to reduce motion transfer from sleep partners.

Additionally, Zinus mattresses use a BioFoam that is infused with green tea extract, charcoal, and castor seed oil to keep them free from unpleasant odors. This foam is also CertiPUR-US-certified, which means it does not contain any formaldehyde, phthalates, mercury, lead, heavy metals, or other harsh flame retardants. This ensures that the mattress is safe to use and won’t emit any potentially harmful substances into your home.

Another great feature of Zinus mattresses is their longevity; they can last up to 8 years with proper care and maintenance. To extend the lifespan of your mattress even further, you should rotate it periodically but never flip it as this goes against its structural design. Furthermore, the company offers an impressive 10-year warranty which gives customers peace of mind when making an investment in their sleep setup. 

Overall Zinus mattresses offer a combination of comfort and durability thanks to their unique construction using memory foam layers as well as their CertiPUR-US certification for safety and quality assurance. It’s also important to note that since these mattresses are compressed during shipping, you do need to give them time to expand before sleeping on them – usually about 48 hours after unboxing them – for optimal performance.

Read more: Does Zinus Mattress Have Fiberglass

Why Does A Zinus Mattress Need To Be Expand?

A Zinus mattress is designed to provide superior comfort for a restful night’s sleep. To achieve this, the mattress needs to be expanded as it is tightly vacuum sealed when it arrives in your home. Expanding the mattress allows air and foam particles within the layers of the mattress to expand into their intended positions so you can eventually sink gently and comfortably into your bed for an optimal sleeping experience. 

Expanding your Zinus mattress not only ensures superior comfort but also helps maintain durability over long periods of time. When left unexpanded in its tight vacuum packaging, compression from any weight on top of the mattress may cause serious denting and an overall decrease in quality over time if used without expansion.

How long does a zinus mattress take to expand? We recommend waiting for about 48-72 hours before using.

How Long Does A Zinus Mattress Take To Expand

When you receive your Zinus mattress, you may be eager to try it out. However, allowing the mattress to decompress for a few days is essential for the best experience. Zinus recommends waiting for about 48-72 hours before using it so that it can reach its desired size and thickness. During this time, the box should remain unopened and in an upright position. This will help ensure the mattress expands properly. 

If you are unable to unpack your mattress during this period, it should still be sufficient to keep the box sealed for up to a week. Once your Zinus mattress has been unpacked and is ready for use, sleeping on it will further improve how quickly it reaches its expected thickness.

If after a week of using the bed, your Zinus mattress has not reached its ideal state, contact their customer service as soon as possible since this may qualify as a warranty claim. Allowing enough time for your new bed to expand will give you an optimal experience when sleeping on it each night.

How Can I Make My Zinus Mattress Expand Faster?

Quicken the expansion process of your Zinus Mattress with these few simple tips:

Take it out and use it

Upon taking the mattress out of its box and using it, the process of decompressing your bed can be significantly shortened. This is beneficial in order to take advantage of Zinus’ 100-night sleep trial, as well as provide a more comfortable sleeping surface. Unboxing the mattress within 72 hours of its arrival can facilitate faster expansion and maximize comfort levels. Doing this will help to open up the air pockets in the mattress quicker and allow you to sleep on it the very first night. 

To further accelerate the process, you can also place a fan directly onto the mattress which will circulate air through it more quickly. Additionally, gently pushing down on various areas around the mattress with your hands or feet can help to distribute air evenly throughout its layers and form a flatter sleeping surface.

Read more: Are Zinus Mattresses Toxic

Make it warm

The Zinus mattress is designed to provide the most comfortable and supportive sleep for its users, and an important step in achieving this is how long it takes to expand. Depending on the type of material and how tightly it’s compressed, you can expect the mattress to take anywhere from a few hours up to a full day to properly decompress. To speed up the process, try creating a warm environment and even walking or rolling across the mattress – this will help activate and accelerate the decompression process since Zinus mattresses are responsive to temperature. 

Additionally, using a steamer on targeted areas such as the edges or corners can also help speed up how quickly your mattress expands; while these may take longer than other parts of the bed due to their unique shape, using concentrated heat should help them reach full expansion faster. Ultimately, waiting for the full effect is worth it as you would be getting quality sleep with maximum comfort and support.

Using a steamer on targeted areas such as the edges or corners can also help speed up how quickly your mattress expands.

Play around with your new mattress

When you get a new Zinus mattress, it might take some time for it to fully expand. But don’t let that deter you from enjoying the comfort of your new bed right away! While your mattress is expanding, there are still ways to play around with how comfortable and supportive it feels.

Try out different positions on top of the mattress and see how they feel – maybe try lying flat on your back or stomach, or even propping yourself up with pillows. Experimenting this way can help you find the most comfortable position for you before your mattress is fully expanded.

Be patient

When it comes to the process of a Zinus mattress expanding, it is important to be patient. Depending on the quality and size of the mattress, it can take anywhere from 6-72 hours for a Zinus mattress to expand fully. During this time, it’s important that users be relaxed and attempt to force the expansion process along as this could cause damage to both the mattress and its components. 

Although waiting can seem somewhat tedious at times, patience plays an essential role when it comes to expanding a Zinus mattress. By taking all these steps into consideration, users can ensure that their new Zinus mattress will have plenty of time to reach its full potential without any further complications or delays.

Patience plays an essential role when it comes to expanding a Zinus mattress.

Do I Really Have To Wait 48 Hours For Memory Foam?

The expansion process of a Zinus mattress can be a wait, as it usually takes up to 48 hours for the bed to fully expand. However, it’s important to note that you don’t have to wait the full 48 hours before you can use your new mattress – after just 24-36 hours, most people can sleep on their Zinus without any uncomfortable pressure points or lack of support.

This is due to how memory foam mattresses are designed and how they respond differently to body weight compared to other bed kinds

It is also worth mentioning that some people may experience a longer waiting time, depending on how their mattresses were shipped and how much packaging was used. To ensure your mattress reaches its maximum comfort potential, give it at least 48 hours before you begin sleeping on it in earnest.


When a new memory foam mattress is taken out of the box, it may off-gas a chemical odor that can be unpleasant. This is caused by the compounds used to create the mattress and how tightly they are compressed into its packaging. To help dissipate these fumes, it’s important to air out the mattress outside or in a well-ventilated room. 

Although these odors are not necessarily dangerous, some people may be more sensitive to them than others. It is also recommended to wait at least 24-48 hours before sleeping on the bed as this will allow enough time for any volatile organic compounds, or VOCs, in the mattress to disperse into the air and reduce any potential smells.

Read more: Best Three Quarter Mattress

Underwhelming sleep experience

An underwhelming sleep experience can be avoided by allowing your memory foam mattress to fully expand before use. It’s important that you let the mattress have time to decompress and reach its intended structure, as using it before this point may result in an uneven surface that doesn’t support your body correctly.

If you don’t allow your Zinus mattress the necessary time to expand, you risk waking up with aches and pains stemming from incorrect posture during sleep. It’s recommended that you wait at least two days before using the bed so that it can properly decompress and become ready for a full night of restful sleep. 

The waiting period not only ensures maximum comfort but it also helps the materials break down faster for a longer-lasting mattress. Taking these steps will help ensure that you are getting the most out of your sleeping experience and support your body in its optimal position throughout the night.

Read more: How To Clean Zinus Mattress


In conclusion, when it comes to a Zinus mattress, patience is key. Allowing the mattress to fully expand and decompress for 48–72 hours will ensure the best sleeping experience.

During this time, it’s important to create a warm environment, play around with different positions, and be patient with the mattress. By following these steps, you can maximize the comfort, support, and longevity of your Zinus mattress, ultimately enhancing your overall sleep quality.

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David Elkie

David Elkie

David Elkie is the CEO at Banner Mattress. He has been in the writing and editing business for the mattress, bedding accessories and décor industries for over 20 years.