Cal King Level Sleep Tri Zoned 11 Inch Bed in a Box Mattress

Cal King Level Sleep Tri Zoned 11 Inch Bed in a Box Mattress








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Cal King Level Sleep Tri Zoned 11 Inch Bed in a Box Mattress
Cal King Level Sleep Tri Zoned 11 Inch Bed in a Box Mattress

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Expert Review

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My take on the Level Sleep Mattress

by Jed Harrington

Not many mattresses are designed specifically to fit your body like a glove. The Level Sleep mattress bucks that trend by offering zoned comfort that adds firmness where you need it and softness where you want it.

Smooth Quilt Design

You won't find any barriers between you and the comfort design on the Level Sleep Mattress. The quilt is specifically designed to provide maximum contouring, so the zoned comfort layers can perofrm optimally.

Patented Technology For Targeted Performance

The three-zone design features lumbar support and two softer zones that contour to your helps and shoulders, while providing extra support to the lower back.

Clinically Tested Results

Level Sleep worked with top researchers to prove their unique design results in better quality sleep and daytime performance. They're so confident in the results, they offer a money back guarantee.

Forever Warranty

The Forever Warranty on the Level Sleep means the mattress is engineered to perform for life.

Convenient Fast Delivery

Level Sleep ships in a box about the size of a golf bag, via UPS/FedEx. Accepting delivery is as simple as order, go about your day, and come home to a new mattress.

In a League of Its Own

The Level Sleep mattress really is in a league of it's own. If you're struggling to find a mattress that fit's your body like a glove, give this one a shot. Chances are, you'll love it, and if you don't, you'll get 100% of your money back.


Comfort This describes how a mattress feels. The Comfort Scale rating is based on how the cushioning materials conform to the body's shape. The higher the number the softer the mattress.

  • Plush

Quilt - Top of Mattress This is the outside cover on the top of the mattress. It covers and protects the comfort and support layers inside.

  • Stretch Knit Breathable Cover

Comfort - Padding Layers This provides a cushioning layer between you and the support system in the bed. Different kinds of padding will provide different levels of comfort.

Correct Back Support System This is a general term used to describe how a mattress distributes and stabilizes body weight and maintains proper spinal alignment. Different materials provide different levels of support.

  • 7" High Resilience Zoned Support Foam

Warranty This tells you what kind of warranty you have and how long it will last. A typical warranty lasts about 10 years.

Made In This tells you where your mattress is manufactured.

  • United States


  • 929952


King11"76"80"93 lbs.
Cal King11"72"84"94 lbs.
Queen11"60"80"76 lbs.
Twin11"38"75"52 lbs.
Full11"53"75"67 lbs.
Twin XL11"38"80"54 lbs.

Works With All Bed Types

Box Spring
Box Spring
Traditional Frames
Traditional Frames
Adjustable Bases
Adjustable Bases

Your mattress purchase is fully compatible with all modern support systems, including adjustable base, platform bed, box spring/foundation, even the floor!

Why Buy from US-Mattress

Delivery Info

Free Contactless Delivery

Putting the customer first has always been our top priority. Now it's even more important to make sure we're doing everything to keep you and the delivery personnel safe. Here are some of the steps we're taking:

  1. Contactless Delivery: Your mattress order ships FREE via UPS ground.
  2. All Mattresses are delivered in a sealed bag or box.
  3. We've enhanced cleaning and sanitizing of all facilities and trucks.

Additional Delivery Details

  1. TIMING: You'll receive your mattress in about 1 to 2 weeks anywhere in the continental 48 states that's road accessible.
  2. FURNITURE & BEDDING: Furniture & bedding deliver separately.
  3. WEEKEND OR EVENING DELIVERY: May be available for a nominal fee. Order by phone at 1-800-455-1052.
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Pick the Right


  • Sleep cooler through the night with DualCool Technology
  • Feel supported with 900 Series Pocketed Coils
  • Consistent comfort with the BeautyEdge Foam Encased Edge