BedStory Firm Mattress Topper King Size - 4 Inch Memory Foam Mattress Topper for Back Pain Relief - High Density Foam Bed Toppers with Removable Cover, CertiPUR-US Certified
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30-day refund/replacement
To qualify for a full refund, items must be returned in their original, unused condition. If an item is returned in a used, damaged, or materially different state, you may be granted a partial refund.
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Availability:
Only 3 left in stock, order soon!
Arrives
Friday, May 22
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Color: Gray
Size: King
Set name: 4" Firm Memory Foam
Features
- Enhanced Support: The 4-inch mattress topper comes with a firm density. Ideal for back and stomach sleepers looking for added firmness and stability. (Actual feel may vary based on personal preferences)
- Two-Layer Design: This firm mattress topper features a top layer of memory foam and a bottom layer of firm support foam, which helps improve spine alignment and reduce pressure points
- Easy Maintenance: The king size mattress topper has a removable cover for easy care. Besides, four corner straps ensure a snug fit on your mattress
- Before First Use: Let the bed topper air out in a well-ventilated room for 48-72 hours, so it can fully expand. Keep the room temperature at least 75 degrees F, as lower temperatures may slow the process
- What You Get: BedStory 4-inch memory foam mattress topper comes with CertiPUR-US foam. And weve got you covered for manufacturing defects
Brand: BedStory
Color: Gray
Size: King
Fabric Type: Microfiber
Special Feature: Removable Cover, CertiPUR-US Certified
Brand Name: BedStory
Age Range Description: All Ages
Number of Items: 1
Manufacturer: meishi
Included Components: Mattress Topper, Removable Cover
Unit Count: 1.0 Count
Color: Gray
Other Special Features of the Product: Removable Cover, CertiPUR-US Certified
Closure Type: Zipper
Water Resistance Level: Not Water Resistant
Item Firmness Description: Firm
Fabric Type: Microfiber
Product Care Instructions: Machine Wash for Cover, Spot Clean for Foam
Material Type: Memory Foam
Size: King
Frequently asked questions
If you place your order now, the estimated arrival date for this product is:
Friday, May 22
Yes, absolutely! You may return this product for a full refund within 30 days of receiving it.
To initiate a return, please visit our Returns Center.
View our full returns policy here.
To initiate a return, please visit our Returns Center.
View our full returns policy here.
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Similar Products
Top Amazon Reviews
Color: Gray
Size: Queen
Set name: 3" Firm Memory Foam
I’ve been using this BedStory Firm Mattress Queen-size mattress topper for the past four days, and the difference it has made is honestly incredible. From the very first night, I noticed significant relief in my back pain, and each day since, my back muscles feel more relaxed and supported. The topper adds just the right amount of cushioning while still providing excellent support. I wake up feeling refreshed instead of stiff, and the constant tension I usually feel in my lower back is almost gone. It has completely transformed my mattress and my sleep quality. If you suffer from back pain or muscle soreness and don’t want to replace your entire mattress, I highly recommend this topper. It’s comfortable, well-made, and has already made a huge positive impact in just a few days. One of the best sleep-related purchases I’ve made.
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Reviewed in the United States on January 31, 2026 by Felix Andreoni
After using this for a couple of months it has functioned exactly as described in the advertisement, given quality use, is as firm as described. I was shopping for an actual firm to extra-firm topper and this is it. Our person using this nightly now reports this supports without sinking down into it, no more sore shoulders or numbing arms after a night's sleep, (side sleeper) and no problem with turning over and no uncomfortable experience of sinking downwards into it. This firmly supportive without that falling into a crater sinking that occurs with squishy types of foam. This doesn't "jiggle", collapse in on itself or fall over when stood on the floor on its side, it retains its shape and basically can stand by itself on its edge even though it is not rigid. The person here using it is an adult with a 185lbs. or so weight and this topper is retaining thickness, form and performance like new without rigidity. Side note; if someone needs to push down on their topper with their hands in order to get into a standing position from lying flat, this topper will support and give aid for that motion as opposed to much softer foam toppers, (please check your own situation for safety requirements and need, do not substitute a topper for medically necessary metal equipment, etc.). Also of note, since the person using this is larger in weight, they experience comfort from this topper as well as needed support and a significantly lighter-weight person might find this topper a bit too firm if they would be expecting to have a very soft "sink into a pillow" experience. However, this topper is comfortable! This topper is very well constructed, the value for price did not disappoint and I highly recommend this for a truly firm, supportive topper that has comfort also. There was a slight plastic odor that quickly dissipated once plastic wrapping was removed and it was odor free after the initial instructed waiting period passed. I like the heavy materials used for the covering, and the quality of firmed support this allows for even a heavier/more muscular person. Within our use, this topper is not a heat-producer like is reported with Tempurpedic foam. I definitely recommend this topper.
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Reviewed in the United States on November 9, 2024 by ReviewerJoe
Color: Gray
Size: Queen
Set name: 3" Firm Memory Foam
Edit: customer service reached out and made the situation right. Great service thank you. When I first unwrapped this and let it expand I was so excited! I loved the way it felt right away, the thickness is great, and the firmness seemed just right for me. Me. I couldn't wait to get it on my bed. After waiting the 48 hours I was able to get it onto my bed, the straps to attach it are great and super helpful, and it fit perfectly. When I tried laying down on it, I couldn't wait to go to bed because it felt so good! Here's where the problem comes in for me, unfortunately. This mattress pad is way too hot for me. I've been waking up sweating every night, and unable to fall back asleep. It is so comfortable and I wanted to love it so bad, but It just isn't for me. I am a hot sleeper, but I thought this had cooling foam that might make it work for me. It is a great product, but just not for me. I will say that I am super bummed or stressed out I guess trying to handle the return process. It is supposed to go in the original box, but now that it has expanded it is way way too big. I don't own a vacuum sealer like the other reviews are saying. I'm trying to figure out what to do before the return window closes, I will edit this and let you guys know if I figure something out! Hope this helps somebody.
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Reviewed in the United States on April 21, 2023 by Abby
Color: Gray
Size: Queen
Set name: 4" Firm Memory Foam
I'm confused how anyone could leave a bad review on this topper. It expanded to full within 12 hours. No bulges . We ordered the 4" firm. It's not hard. We didn't think about 4" making the bed so tall so we got a laugh. Tall or not it's the most comfortable bed we have ever slept in. It's amazing that I have had no back ache for 2 mornings now. 2 nights of no waking up. Just solid sleep. I didn't notice being hot or cooled. Worth every penny. I am not paid and I have absolutely no connection to this company and none to Amazon except being a customer. We love it!
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Reviewed in the United States on March 28, 2026 by K.E.