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Lucid 14 Inch Gel Memory Foam Mattress, Plush, Fiberglass Free, King Size

Based on 8,870 reviews
Condition: New
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$579.99
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Availability: Only 10 left in stock, order soon!
Fulfilled by Amazon

Arrives Oct 31 – Nov 1
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At a glance

Condition
New
Size
King
Style
14"
Pattern
Medium Plush
Model
LU14KKPL50AF
Dimensions
79 x 75 x 14 in
Weight
90.7 lb
In the box
Compressed Mattress

Features 5

  • COOLING GEL INFUSION: This cooling gel memory foam mattress sleeps cooler; gel infused into the comfort layer draws heat away from your body, while bamboo charcoal absorbs moisture and helps regulate temperature throughout the night
  • MEDIUM PLUSH FEEL: A medium plush memory foam mattress with four inches of layered memory foams creates deep, cloud-like pressure relief for side and back sleepers. Compatible with adjustable bases
  • DESIGNED FOR COMFORT: Four layers of memory foam mattress construction: 2 inches plush memory foam; 2 inches of bamboo charcoal and gel foam, a 3-inch transition layer, and a 7-inch high-density base; a thick, premium build for primary bedrooms and master suites
  • SAFELY MADE IN THE USA: Mattress made in the U.S with global and U.S. parts, including CertiPUR-US certified foam independently tested for content, emissions, and durability; backed by a 10-year limited warranty

Description

A mattress upgrade shouldn't require a second job. The Lucid® 14-Inch Gel Memory Foam Mattress is the jewel of the lineup; a thick, generously built mattress that brings a luxury feel to your primary bedroom without the luxury price tag. Available in Medium Plush or Medium Firm. The Medium Plush version features cooling gel and refreshing bamboo charcoal infused memory foam and a dedicated 3-inch transition layer underneath—a premium mattress that contours closely to your body and delivers genuine, cloud-like pressure relief. The Medium Firm version uses the same premium materials but with a firmer tune—a medium firm mattress ideal for back sleepers, combination sleepers, and couples with different preferences. Both are compatible with adjustable bases and all flat foundations. This mattress is safely made in the USA with global and U.S. parts, including CertiPUR-US certified foam independently tested for content, emissions, and durability. It's designed with you and your family in mind, this mattress is fiberglass free and has safely passed all flammability testing in U.S. laboratories. This memory foam mattress is backed by a 10-year limited warranty. A convenient mattress in a box ships easily and works with any flat surface, no box spring needed. Available in Twin, Twin XL, Full, Queen, King, and California King.

Specs 40

Brand LUCID
Size King
Product Dimensions 79"L x 75"W x 14"Th
Item Weight 90.7 pounds
Item Firmness Description Plush
Top Style Smooth Top
Cover Material Polyester Blend
Number of Layers 4

Frequently asked questions

If you place your order now, the estimated arrival date for this product is: Oct 31 – Nov 1

Yes, absolutely! You may return this product for a full refund within 90 days of receiving it.

To initiate a return, please visit our Returns Center.

View our full returns policy here.

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Top Amazon Reviews


Firm, but soft in pressure areas. Highly Recommended. Great Support.
Size: Queen Style: 14" Pattern Name: Medium Plush
This bed is a lot firmer than we're used to, but it only took a few nights to get used to it. We slept on one at a friend's house and had a good night's sleep, so when I got home, I put this in my Amazon Cart. Fast forward 2 or 3 years later, and when it was time for a new mattress, I made the purchase. Arrived quickly, and was easy to unpackage and place on my existing box springs. I was a little restless the first night because I was simply not used to the firmness. The second night was much better. It seems like every night after that has gotten better. I feel like it is much better for my neck and back than our old mattress (which was a high-end name brand but 12-15 years old). For a while now, I have been feeling pretty crummy every morning upon waking. I must say, I don't really have that feeling anymore, and feel much better in the morning. I feel like I'm getting much better rest at night with less tossing and turning. It's firm, but it's still comfortable and soft on the pressure areas. I would highly recommend this mattress, and I hope they continue to make it because I would like to buy another when this one gets old. ... show more
Reviewed in the United States on February 14, 2026 by EC

Great Quality, Good Comfort, Affordable Price!! Plush is a little too plush for me though...
Size: Twin XL Style: 14" Pattern Name: Medium Plush
GREAT mattress for the price! Mattresses arrived safely and vacuumed sealed. No bad off gassing smells! I've purchases three of these within the past 6 months. The first two I purchased in January of 2026. So far so good! I used each with the Tami Tami power adjustable base with no issues. Only time will tell how they hold up in 5 years. I will say that if I had to do it again I would probably opt for the firmer version as the plush sinks a little too much for my liking depending on mine and my wife's sleeping position. They are very easy to set up. For the price, I would DEFINITELY recommend them!! We're really hoping they hold up for at least 5 years... we'll see. ... show more
Reviewed in the United States on August 30, 2026 by David M.

Bought One for Myself and My Son - Love This! Durable and Keeps Me Cool All Night Long
Size: Twin Style: 8" Pattern Name: Medium Plush
Love this! It's durable and keeps me cool all night long! Bought one for myself and my son. This is the Lucid 8" Gel Memory Foam — medium-plush feel, 8 inch profile. What's inside: 2" refreshing bamboo charcoal + cooling gel infused memory foam, 1" transition comfort foam, 5" durable base foam. What sold me: fiberglass free, CertiPUR-US certified, breathable, and it's a bed in a box so it was easy to set up. Compatible with all bases — box spring, platform, metal grid, slatted base, adjustable base. We have Queen 80" x 60" and it fits perfect. Durable and I don't wake up hot anymore. For the price, you can't beat it. ... show more
Reviewed in the United States on October 18, 2026 by spirit05

Comfortable, but not perfect.
Size: Twin Style: 8" Pattern Name: Medium Plush
I purchased this mattress 3 months ago as it was time to replace the ancient one I had been using. The reviews on this mattress were good and the price was reasonable so I decided to give it a try. It came in a box that was not so heavy I couldn't move it. Set up was easy, but there was some off-gassing that went away after a couple days. After the first 2 nights, I woke up with a terrible migraine, but decided to give it more time because breaking a mattress in is always hard. I am glad I stuck with it. In the 3 months I have used it, I have slept better. I find the pain relief claim to be false, as it has provided little to no benefit to my lower back or neck. Even with the plush model, it was a little firmer than I like so I purchased a topper. Overall I am very satisfied with my purchase and will probably purchase another hybrid when the time comes for a new mattress. Overall, it gets 4 stars out of 5. Pros: Easy setup, restful sleep and comfort. Cons: Off gassing, no promised pain relief and not as plush as claimed. ... show more
Reviewed in the United States on November 25, 2020 by Robyn A. Garner

Great bed!
Size: Queen Style: 14" Pattern Name: Medium Plush
I’ve had this bed for about a month and a half now, and I love it!! It’s great quality, super comfortable, and very plush. Definitely recommend!
Reviewed in the United States on October 15, 2026 by Alexandra Schmidt

I will never buy another mattress from anyone but Lucid!!!!!!!!!!!
Size: Queen Style: 14" Pattern Name: Medium Plush
Full disclosure: I have hip dysplasia, fibromyalgia and Ehlers-Danlos Syndrome, Hypermobility type. Sleep has always been so hard for me. My joints ache, I toss and turn....this will be the 3rd lucid bed I've gladly bought and what a dream! I purchased my first Lucid bed back when the company first began, it was a basic memory foam model but it was the best bed I had ever slept in! Unfortunately after a couple of years, my dog decided to pee on the bed, and despite getting it fairly clean, it began to go soft in the middle, obviously my dog's fault. During this time I also purchased my son the twin version of the bed, which he still has and loves/prefers over his spring coil bed at his dad's... Now here's where I made a mistake. The last bed I bought about 2.5 years ago to replace my softening lucid was a hybrid style mattress from another company - foam on top, small coils on the bottom...my thought process I guess was maybe more supportive? Won't go soft in the middle if my dog is a brat? That bed was a literal BRICK. $300 worth of mattress toppers couldn't save my aching joints. It was hard to make an investment in another bed after only a couple of years, but my body needed it. During a great deal on cyber Monday I picked up the newest 'plush' 14" memory foam bed from Lucid... FINALLY SOME RESTFUL SLEEP! No tossing and turning, no waking up with sore joints and aches in weird places and dislocated bones! It eliminates pressure points, without being too soft! It's absolutely a dream. For those of you out there suffering chronic pain - restful sleep is so important in waking up feeling more human. Do yourself the favor - you deserve to sleep!!! Your body will thank you, your wallet will get over it - this compares to tempur-pedic models I tried in store that cost upwards of 2k! Get the bed! You can thank me later by marking this review helpful ;) ... show more
Reviewed in the United States on December 12, 2022 by Jennifer P.

Amazing Mattress
Size: King Style: 14" Pattern Name: Medium Plush
I’ve had this mattress for over 2 years and I still love it! One of the best I’ve ever had. Even after nightly use there’s no big crevice where I sleep and still as comfortable as the day I got it and you can’t beat the price on it!
Reviewed in the United States on September 7, 2026 by Bekah

Comes with stains! Read review.
Size: King Style: 12" Pattern Name: Medium Plush
Please read the whole review. I put this at one star so that you would read my experience . I didn't know what star to put for this. First off I received a brand new mattress that was stained. I decided to contact the manufacturer to see what they wanted to do. I was very discouraged to receive what I thought was a new product with stains. It makes me wonder what type of quality control they may have if they can package this from their Factory with stains. Who knows what the rest of the mattress looks like inside. So basically after contacting them they just blew me off and told me to contact Amazon. No nothing no help no offer to even give me a new cover which is removable to replace the stained one. So the moral to the story is be wary as they will not honor anything or offer to help in any way. On a good note I did contact Amazon and they were more than helpful. They had offered some solutions for me with plenty of options. I did not want to return the mattress and go through that hassle. Now they did offer to return it but I didn't think that would be feasible. So five stars for Amazon for being so accommodating. 1 star for lucid as they are not at all accommodating and do not care about what their product is like when it leaves their Factory. Reality of it all is if they don't care can you only wonder what actually is going on at the factory and that they have no quality control to send a mattress out of their Factory stained. Now for the mattress itself it is reasonably comfortable and I would not call it plush more to the medium range. It does work for us as we are both lighter people. We did not want a firm mattress. We'll see if it even gets softer with time but overall it works. My only concern is how long it will last based on my quality control concerns. Should I have any issues I am sure Lucid would be unwilling to honor any warranty so like I said buyer beware. Thanks to Amazon so making this purchase feel at least a little better. No thanks to Lucid for their terrible quality control and customer service. ... show more
Reviewed in the United States on May 31, 2020 by big lou
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