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comparison

BedInABox Tranquillium vs OkiFlex

Easily compare the OkiFlex vs BedInABox Tranquillium Mattresses side-by-side.

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Essential Mattress Info

Brand
BedInABoxOkiOki
Mattress Type
Memory foamHybrid (coils and foam)
Prices
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Trial & Warranty

Trial Period
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Trial Period (nights)
120365
Warranty Length (years)
2010

Firmness Options

One Firmness Fits All?
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Adjustable Firmness
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Half-Half Firmness
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Selectable Firmness
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Flippable / Reversible Firmness
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Firmness Info

A firmer and supportive feel.

The OkiFlex is a 7/10 on the firmness scale.

Mattress Construction

Materials Overview

A 3-layer construction:

  • 3" 3lb Density CoolRest® Memory Foam Infused with Liquid Gel
  • 2" Pluralux Foam
  • 7" 2lb Density Sure Align Support Foam
  • Smooth Knit Cover.

The OkiFlex is a 4 layer construction:

  • Cooling Ice Yarn Cover
  • 2" Graphite Memory Foam (Density 2.2 lb, ILD 12)
  • 2.5" Two-Part High Density PU Foam (Densities 1.75 lb, ILD 25 & 1.9 lb, ILD 37)
  • 5.5" Pocket Coil System (2.3mm Coil Gauge) - Foam Encased
  • 1" Base Layer.

Comfort Info

3 lb density memory foam rebounds (takes it shape) quicker making it easier to change positions.
The TENCEL® cover is a performance fabric like no other, absorbing moisture completely and naturally, creating a cooler and more comfortable sleep. With more breathability than cotton, and a softer hand than silk, TENCEL® can be found anywhere from athletic wear to luxurious bedding. Nothing is dreamier than going to sleep on a bed made with TENCEL® fibers.

Support Info

Our CoolRest™ gel advanced memory foam quickly conforms to your body for pressure relief and support without letting you sink too far into the mattress.

The OkiFlex hybrid foam-encased pocket coil core provides a firm feel and balanced support while the memory foam layers slightly contour to your body for excellent pressure relief.
Our individually wrapped pocket coils are motion-isolating and provide complete support. Each coil is capable of reacting independently to reflect pressure and provide buoyant support that responds individually to the contours of your body.

Comfort Specs

Open cell memory foam increases air flow, contributing to a cooler sleep.
Sure Align foam works in tandem with CoolRest® Gel memory foam and provides perfect support for long lasting comfort.

Ice Yarn cover is cool to the touch, while air holes in the memory foam create a breathable, heat-removing mattress that lets cool air flow so you never overheat.

Support Specs

CoolRest® Gel memory foam perfectly contours to your body providing improved pressure relief to reduce tossing & turning.
Sure Align foam designed to support & correctly align your spine so you can sleep better.

Memory foam with graphite slightly contours to your body to offer complete support.
Two-part high-density PU Foam provides firm support for a great night's sleep.
The pocket coil's enhanced durability independently reacts to pressure to provide buoyant support, while slightly contouring to the shape of your body.

Fabric Specs

The TENCEL® cover offers unique moisture management properties - absorbs 50% more moisture than cotton, making it a highly effective performance fabric. Rapid absorption of moisture proves most effective in inhibiting bacterial growth naturally, without adding any chemicals.

Ice Yarn Zip Cover. This hypoallergenic cover is cool to the touch to help regulate body temperature and prevent you from overheating. The cover is easy to remove and machine washable.

Manufactured in
United StatesVietnam

Suitability

Side Sleepers
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Back Sleepers
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Size & Weight

Twin
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Twin Dimensions
75 x 38 x 12 "75 x 39 x 11 "
Twin Weight (lb)
5356
Twin XL
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Twin XL Dimensions
80 x 38 x 12 "80 x 39 x 11 "
Twin XL Weight (lb)
6259
Full
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Full Dimensions
75 x 54 x 12 "75 x 54 x 11 "
Full Weight (lb)
7679
Queen
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Queen Dimensions
80 x 60 x 12 "80 x 60 x 11 "
Queen Weight (lb)
9093
King
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King Dimensions
80 x 76 x 12 "80 x 76 x 11 "
King Weight (lb)
113114
Cal King
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Cal King Dimensions
84 x 72 x 12 "84 x 72 x 11 "
Cal King Weight (lb)
113122

Certifications & Sustainability

Certifications
CertiPur-US®
CertiPur-US®
CertiPur-US®
OEKO-TEX®
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OEKO-TEX®
Other Certification Info

Delivery

Delivery Cost
FREEFREE
Delivery Info

Typically, orders are shipped within two business days of receipt from our warehouse in Johnson City, TN via FedEx Ground. Delivery is usually 1-5 days depending on where you live.

Our products usually ship in 1 to 2 business days. After your products have shipped, you can expect delivery between 5 to 7 business days.

Prices
Latest Promotions
Limited Time Up to 25% off* Mattresses, bundles & more. Plus, free pillows with select orders. *Excludes the Essential mattress. Now through 5/6
See offer
Check back later for future savings
See offer