4 inch Mattress Topper






Experience the everyday luxury of our 4 inch latex mattress topper made with a great combo of functionality, support, and pressure relief. Let's unfold the features that make the thickest Turmerry mattress topper a must-have addition to your sleep routine.

Latex Mattress Topper


Organic Waterproof Mattress Protector


Wool Waterproof Mattress Protector Pad


Unmatched Comfort and Pressure Relief in 4 Inches

4 inch mattress topper

Just think of a nightly retreat into an oh-so-comfy cloud – our All-foam Latex Mattress Toppers, with an indulgent 4-inch thickness and ventilated design, promises precisely that. Beyond a mere addition to your bed, these toppers redefine your sleep experience. Whether you yearn for the gentle embrace of a softer mattress or the robust support of a firmer one, Turmerry stands as your #bff, providing exceptional support to your back, quite literally.

It's Reversible!

Take advantage of tailoring your sleep surface with our reversible design. Our 2-inch soft Dunlop layer and 2-inch firm Dunlop layer are expertly sandwiched without the use of glue. This means you have the power to customize with double firmness – switch between soft and firm sides of the mattress topper based on your mood or simply your personal preference.

7 Zone Design for Targeted Support

Turmerry latex mattress topper

We've gone the extra mile to engineer a masterpiece of tailored comfort – the 7 Zone Design. This innovative feature ensures that every contour of your body receives personalized support. Say goodbye to generic mattresses; Turmerry's all foam latex topper molds to your body's unique curves, and provides you with a sleep experience that's as individual as you are.

Free Shipping, 120 Night Risk- Free Trial, and a Full Money Back Guarantee

Your satisfaction is our commitment. Enjoy the luxury of free shipping, a risk-free 120-night trial, and our bold 100% money-back guarantee. We stand behind our product and want you to sleep with absolute peace of mind.

4-Inch Mattress Topper- Buyers Guide

If you are not sure if a 4 inch mattress topper is the right option for you, then worry not. Here is a comprehensive buyer's guide with all the essential details about mattress toppers, especially those with a 4-inch thickness. Let's get started!

4-Inch Mattress Topper- Buyers Guide

What is a Mattress Topper?

A mattress topper is a removable layer used to enhance the overall feel of a mattress. Typically ranging from 1 to 4 inches thick, mattress toppers are made from various materials such as latex, memory foam, wool, down, or feathers. They are placed on top of the existing mattress and secured with elastic straps or fitted sheets.

What are the Benefits of a Mattress Topper?

The advantages of using a mattress topper extend beyond merely altering the feel of your mattress. Let's look into the details.

What are the Benefits of a Mattress Topper?

1. Proper Support and Pressure Point Relief

Mattress toppers are designed to enhance the overall support of your mattress. Different materials, such as memory foam or latex, offer targeted support by conforming to the contours of your body. This ensures proper spinal alignment and alleviates pressure points, making it especially beneficial for individuals dealing with joint or muscle discomfort.

2. Extended Mattress Lifespan

By acting as a protective layer, mattress toppers absorb much of the daily wear and tear that mattresses endure. This proactive defense helps extend your mattress's lifespan, preventing issues like sagging and maintaining the integrity of the mattress structure over time.

3. Temperature Regulation

Certain mattress toppers come with temperature-regulating properties. Whether it's providing a cooler surface for hot sleepers or adding warmth during colder seasons, these toppers contribute to a more comfortable sleep environment by regulating the temperature of your sleep surface.

4. Hygiene Maintenance

Mattress toppers serve as an additional barrier against dust, allergens, and stains. Many toppers are easily removable and machine washable, simplifying the task of keeping your sleep environment clean and hygienic. This can be especially advantageous for individuals with allergies or sensitivities.

5. Cost-Effective Choice

Opting for a mattress topper presents a cost-effective alternative to investing in an entirely new mattress. It allows you to enhance the comfort and support of your existing mattress without the financial commitment of a full replacement, making it a budget-friendly choice for those seeking an upgraded sleep experience.

Mattress Topper Thickness

The thickness of a mattress topper is what determines the extent to which it alters the feel of the sleep surface. As we said before, mattress toppers come in a range of thicknesses, with most falling between one and four inches

4-Inch Mattress Topper

4 inch topper

A 4-inch mattress topper represents the thicker end of the spectrum. It is designed to bring about a noteworthy transformation in the feel of the sleep surface. This thickness is ideal for individuals who prioritize substantial support and pressure relief or want to revitalize an aging mattress with pronounced comfort.

3-Inch Mattress Topper

3 inch mattress topper

A 3-inch mattress topper provides a more substantial change to the mattress's feel. This thickness is favored by those looking for enhanced support and pressure relief. It can significantly affect comfort, especially for individuals with specific sleep preferences or orthopedic needs.

2-Inch Mattress Topper

2 inch mattress topper

A 2-inch mattress topper strikes a balance between thickness and transformative effects. It offers a moderate change to the feel of the sleep surface. This thickness is often chosen by individuals who seek a noticeable adjustment in comfort without a drastic alteration in support.

1-Inch Mattress Topper

1 inch mattress topper

A 1-inch mattress topper is considered on the thinner side. While it does provide some adjustment to the feel of the mattress, its impact is more subtle. It can offer a slight layer of cushioning without significantly changing the overall support or firmness.

Who Should Buy a 4-Inch Mattress Topper?

Image of a heavy weight sleeper using a 4 inch topper

4-inch mattress toppers work great for individuals with heavier body weight and those experiencing persistent aches and pains. Furthermore, individuals looking to make substantial adjustments to their mattress's overall comfort and feel will find these toppers an excellent choice. Let's make it clear to you:

Heavy Weight Sleepers

Individuals with a heavier body weight often benefit from the added thickness of a 4-inch mattress topper. The extra depth provides enhanced support, helping distribute weight more evenly across the mattress and reducing the risk of uncomfortable pressure points. This can contribute to a more comfortable and restful sleep.

Sleepers with Aches and Pains

If you experience chronic aches and pains, especially in areas such as the back, hips, or shoulders, a 4-inch mattress topper can offer substantial relief. The additional cushioning and support can help alleviate pressure on sensitive areas, promoting better spinal alignment and reducing discomfort during sleep.

Adjusting Firmness Level

Individuals who want to significantly alter the firmness level of their mattress might find a 4-inch topper effective. It can soften a firm mattress or add firmness to a softer one, providing a customized sleep experience.


1. Is a Mattress Topper the Same as a Mattress Pad?

No, they are not the same. While both add a layer of comfort to your mattress, a mattress topper is thicker and designed to offer more support and cushioning. It can significantly alter the feel of your mattress. On the other hand, a mattress pad is thinner and serves more as a protective layer against spills and stains, with some added comfort.

2. Is a 4 Inch Mattress Topper Enough?

A 4 inch mattress topper is considered quite thick and can provide substantial support and comfort for those looking to alter the overall mattress feel. However, whether it's enough depends on factors such as your existing mattress, sleeping preferences, and any specific issues you are trying to address.

3. Can You Sleep on a 4 Inch Twin XL Mattress Topper?

If you are sleeping alone, then a 4 inch mattress topper can be a comfortable addition to your mattress. It can enhance support, alleviate pressure points, and improve overall sleep quality. However, personal comfort preferences vary, so it's important to try it out and determine if the 4-inch thickness suits your needs.

4. Is it worth investing in certified foam mattress toppers?

Opting for certified mattress toppers ensures quality, safety, and eco-consciousness. Consider Oeko Tex Standard 100, Greenguard, or Certipur-US certified foam toppers for reassurance. Though they may come with a higher price tag, they offer peace of mind. If prioritizing safety and environmental considerations aligns with your budget, they're a solid investment.

5. What Is a Memory Foam Mattress Topper?

A memory foam mattress topper is made of viscoelastic foam, a type of polyurethane foam that adjusts to body heat and weight, providing contouring. It's one of the most common types of mattress toppers. However, it's important to note that memory foam toppers may not excel in temperature regulation and have a tendency to off-gas harmful chemicals.

6. What is a 4-Inch Gel Infused Memory Foam Mattress Topper?

4-Inch gel memory foam mattress toppers incorporate gel particles or beads into the memory foam material. Memory foam is a type of material known for its ability to conform to the shape of the body and provide support and pressure relief. The addition of temperature regulating gel in the memory foam topper leads to gel memory foam toppers, enhancing certain features and addressing potential drawbacks associated with traditional memory foam.

7. Are 4-Inch Latex Mattress Toppers Available in Queen and Cal King size?

Since Queen and Cal King are standard mattress sizes, you can easily find one in mattress stores. However, make sure to check with retailers or manufacturers to confirm the availability of the size and thickness you are looking for.

8. Why Should You Choose Certified Mattress Toppers?

Choosing mattress toppers analyzed by accredited testing laboratories provide assurance of quality, safety, and environmental responsibility. This enhances consumer confidence, ensures regulatory compliance, and may be a prerequisite for warranty coverage, offering long-term value despite potential slightly higher costs.

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