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King Mattress 12 Inch, King Size Hybrid Mattresses in a Box, Memory Foam King Mattress Made of Individually Pocketed Springs for Support and Pressure Relief, Medium Firm

  • Based on 30 reviews
Condition: New
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$289.86 Why this price?
Holiday Deal · 50% off was $584.64

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Eligible for Return, Refund or Replacement within 100 days of receipt

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 1 left in stock, order soon!
Fulfilled by Amazon

Arrives Jan 5 – Jan 12
Order within 21 hours and 53 minutes
Available payment plans shown during checkout

Style: 12 Inch


Size: King


Features

  • PRESSURE RELIEF- This medium firmness mattress features multiple support layers that allow the mattress to precisely fit every inch of the body, spreading pressure evenly to all parts of the body, relieving pressure points and eliminating body fatigue and pain.
  • POWERFUL EDGE SUPPORT- The King size mattress is upgraded with reinforced individual pocketed springs that provide strong edge support to prevent sagging. Provides enough support for the correct alignment of your spine, absorbs motion interference between partners and gives you a complete night's sleep.
  • STAY FRESH AND COMFORTABLE- This is a high density foam mattress designed for all types of sleepers. Designed with soft and breathable knit fabric and multiple memory foam layers, it keeps you from feeling overheated during the night, suitable for all sleeping positions and waking up feeling refreshed.
  • KIING SIZE MATTRESS IN A BOX- The Hybrid King Size Mattress measures 76 "W x 80 "D x 12 "H and has a maximum weight capacity of 1100 lbs and fits most full size beds. The mattress comes in a boxed compression package and can be installed by yourself, simply place it on the desired bed and unpack it.
  • QUALITY ASSURANCE- This Queen size mattress comes with a 100 night trial and 10 year support and has been pressure tested 100,000 times for quality. For a perfect sleeping experience, it is recommended that you return the mattress to its optimal condition within 24 hours.

Brand: SIMARTH


Size: King


Product Dimensions: 80"L x 76"W x 12"Th


Top Style: Pillow Top


Cover Material: Cotton


Fill Material: High density foam and individual pocketed springs


Special Feature: Cordless


Color: 12 Inch


Coil Type: Pocketed Coil


Product Benefits: Strong Support, Pressure Relief, No Soreness, Breathable, Temperature Regulating, Soft Comfortable, Non-Fiberglass See more


Product Dimensions: 80 x 76 x 12 inches


Item Weight: 84 pounds


Manufacturer: AWT Store


Date First Available: March 27, 2024


Frequently asked questions

If you place your order now, the estimated arrival date for this product is: Jan 5 – Jan 12

Yes, absolutely! You may return this product for a full refund within 100 days of receiving it.

To initiate a return, please visit our Returns Center.

View our full returns policy here.

  • Klarna Financing
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  • Affirm Financing
  • Afterpay Financing
  • PayTomorrow Financing
  • Financing through Apple Pay
Leasing options through Acima may also be available during checkout.

Learn more about financing & leasing here.

Top Amazon Reviews


  • Should of brought this sooner…
Style: 12 Inch Size: King
I am so happy I spent the money on it! It is sooo comfortable! I got a 12” king and it’s wonderful. As soon as I lay on it my body sits just right even with all my hip and back pain, knee pain. lol ya know. I agree it’s a good purchase.
Reviewed in the United States on June 29, 2024 by Ninaaa

  • This bed is very comfortable
I've had no issue sleeping on this bed and there have been people that require pillows to sleep and they say they don't need one when they use this bed when they're in this bed it's so soft and so comfortable it is definitely worth every penny
Reviewed in the United States on June 30, 2024 by Katrina

  • Great
Style: 12 Inch Size: Queen
Great, 5 stars. Bed is comfortable.
Reviewed in the United States on June 22, 2024 by jason l williams

  • Back support
It's very firm
Reviewed in the United States on May 7, 2024 by SMJ

  • Comfortable
Easy un packing great on my back
Reviewed in the United States on June 4, 2024 by Ro

  • Great deal
Good price. Comfortable mattress soft yet firm 12 inch is nice
Reviewed in the United States on March 28, 2024 by Jason McMahon

  • Way bouncier than I thought
I was expecting this mattress to be more medium between foam and spring but it is extremely springy and not very foamy
Reviewed in the United States on February 22, 2024 by savanna

  • 12 inch king size
Style: 12 Inch Size: King
Very comfortable worth the money
Reviewed in the United States on June 8, 2024 by Kamyra

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