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Treasure Boxed 11.5'' King Extra Firm Mattress $1,099.00

I have been searching long and far for my treasure mattress

Name Treasure Boxed 11.5'' King Extra Firm Mattress
Summary I have been searching long and far for my treasure mattress
SKU 20081662002
Dimensions 76"W x 80"D x 11.5"H
Color
Height 11.5"
Weight 112.0 lbs
Width 76"
Depth 80"
Collection Name Treasure
Features <ul class='product-features_list'><li class='product-features_list_value'><span role='tooltip' tabindex='0' tooltip='State-of-the-art temperature sensitive memory foam that conforms to the shape of your body for increased comfort, gentle support and pressure relief.' class='product-features_list_value_aslinkdotted_line'>Bob-O-Pedic® Memory Foam</span></li></ul><ul class='product-features_list'><li class='product-features_list_value'><span role='tooltip' tabindex='0' tooltip='If your new mattress/foundation is delivered via BOBtastic White Glove Delivery, the team will remove your old mattress/foundation! Old mattresses/foundations must be in safe and sanitary condition. This service is not available for mattresses/foundations that are delivered via BOBtastic Threshold Delivery, No-Contact Delivery and FedEx.' class='product-features_list_value_aslinkdotted_line'>BOBtastic Mattress Takeaway</span></li></ul><ul class='product-features_list'><li class='product-features_list_value'><span role='tooltip' tabindex='0' tooltip='I truly care what goes into making all of my furniture and that's why every product that contains CertiPUR-US® foam has been tested and certified by independent laboratories. These products include all of my mattresses and most upholstery items. You can rest assured knowing that the foam has been put through a series of tests to ensure content, indoor emissions and durability meet the strict standards of the CertiPUR-US® program. CertiPUR-US® certified foams have low emission (VOCs) for indoor quality; are made without prohibited phthalates; ozone depleters (no CFCs); mercury, lead or heavy metals; formaldehyde and without PBDE flame retardants and have been tested for durability and performance.' class='product-features_list_value_aslinkdotted_line'>CertiPUR-US®</span></li></ul><ul class='product-features_list'><li class='product-features_list_value'><span role='tooltip' tabindex='0' tooltip='For a little more convenience, this mattress ships in a box! Simply unbox, unroll, and expand—so you can get right to dreaming.' class='product-features_list_value_aslinkdotted_line'>Mattress in a box</span></li></ul>
Pressure Relief 3
Mattress Layers Quilted knit cover, Anti-microbial safeguard fiber, Firm support foam, Gel infused convoluted plush foam, Lumbar layer of Bob-O-Pedic Gel Memory Foam, Individually wrapped coil system with firm perimeter coils, Densified fiber base,
Motion Isolation 4
Temp Regulation 5
Warranty 18 Years
Mattress Thickness 11.5''
Mattress Construction Hybrid
Mattress Tailoring Tight Top
Comfort Extra Firm
Firmness 7
Adjustable Base Compatible Yes
18yearwarranty
bobopedic
20081662002
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Image shown in queen size. Actual size may vary!
Treasure Boxed 11.5'' King Extra Firm Mattress
$1,099.00
Bob's Everyday Low Price
In stock

Treasure Boxed 11.5'' King Extra Firm Mattress

$1,099.00
18yearwarranty
bobopedic

382 people added this item to their cart

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$1,099.00

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Free with White Glove delivery of a new mattress and/or foundation. Learn More

Delivery options for:

20146
BOBtastic Delivery: White Glove or Threshold
Get it in 3 to 7 days. Schedule delivery in checkout.
Delivery timing varies by area.
Free Ship to Store:
Pick up in 7 to 14 days.
Timing may vary by store.
Ground shipping via FedEx Ships in 3 to 7 days.

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Mattress Highlights
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Motion Isolation
Temperature Regulation
Temperature Regulation
Features
18yearwarranty
Treasure Boxed 11.5'' King Extra Firm Mattress
Price
$1,099.00
Reviews
1397
Comfort
Extra Firm
Mattress Thickness
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Warranty Length
18 Years
Mattress Tailoring
Tight Top
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Extra firm hybrid comfort with minimal motion transfer and lots of support.
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Motion Isolation
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Hybrid

This traditional-feeling mattress has body-contouring comfort and a bit less sink—to ensure sweet dreams ahead.

https://res.cloudinary.com/mybobs/image/upload/q_auto,f_auto/v1716241299/mattress_features-mattress-of-your-dreams_hybrid_desktop_2800x1000_d1uphg
The ins and outs
Inside my hybrid mattress are individually wrapped coils that give you lots of support (and let you sleep peacefully if your partner moves). And I topped it off with comfort foam layers that help with pressure relief!
How it feels
Hop on, and you'll feel a nice balance of comfort and stability with a slight bounce!
Is it your match?
If you or your partner tend to change positions a lot, you'll benefit from the support of the individually wrapped coils that let you move around easily.

Different feels for different needs

Comfort feels different for everyone, which is why I've got options for you and your sleepy self. Browse below for better snoozing ahead.

Extra Firm
Ultra Plush
Plush
Dual
Firm
Comfort Scale
1
2
3
4
5
6
7
8

Extra Firm

Sleeping can be tough, but I've got your back with my extra firm mattresses. They have all the support and structure you desire.

Best for

  • Back & stomach sleepers
  • Those who like a firm feel
  • Heavier body weights
  • Extreme support for your body
  • Tough cookies
mattress feelmattress feel


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  • No credit needed optio ns
  • Monthly payments, pay as you go!

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Customer Reviews & Questions


1397 reviews

Customers say

AI-generated from customer reviews.

The Treasure Boxed 11.5'' King Extra Firm Mattress offers exceptional sleep quality, great support, and luxurious feel. Customers praise its comfort, durability, and reasonable price. The delivery and service are also highly rated.

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  • DIANA T.

    Best matress for your back

    I. bought the matress online by looking at reviews of others and let me tell you, this is the best matress I ever had . It's firm but feels very good on your back and support when you sleep . I wake up rested and with no pain I had before . Highly recommend for people with back pain.

    Published date
    01/03/26
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  • KATEY B.

    Makes me me over sleep every day

    If you are an early riser, or have important places to be, do not buy this bed. It is too comfortable. It puts me in the deepest most restful sleep that I hit snooze 2-4 times each morning and am late every day. I fear I may be reprimanded by my employer and “bed too perfect” is not a good excuse. ...

    Published date
    12/20/25
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  • MARTIN C.

    Still too soft

    I have to be honest with you, I still think that the mattress that was delivered, for the second time is not the one I laid on at the showroom and it is still too soft and not very "firm". I don't know what to do with it and will have to learn how to sleep on a mattress that I am not completely sati...

    Published date
    12/26/25
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    1
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  • HELEN K.

    Great Service

    Service was great from the instore visit to delivery everything went smoothly. Looking forward to breaking in the bed its a bit stiff/firm for a "plush" but thats to be expected being new.

    Published date
    12/29/25
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  • EVE

    Great mattress! ♥️

    So at first we got the wrong mattress the firm which felt like a brick, but they were great at returning the item, and they within a week delivered my new plush mattress and picked up the old one. We love our new plush mattress! ♥️

    Published date
    12/20/25
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