Cobalt Calm PT- Plush Twin XL Mattress w/Low Foundation by Serta PerfectSleeper


Was $1,499
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38" W x 80" D x 20" H
97 cm W x 204 cm D x 51 cm H

38" W
20" H
80" D
SKU TXL763001

Available Sizes


  • Blue


  • Comfort Level: Plush
  • Mattress and base height: 20"
  • Mattress Warranty: 10 years
  • Four comfort layers
  • Antimicrobial Mattress Protection
  • Assembled in the USA
  • Cobalt Calm PT PerfectSleeper® by Serta
  • Coil Count: 539 3-Zoned Coil Design
  • Cool Twist® Gel Memory Foam
  • Cushion Quilt™ Foam
  • Deep Reaction™ Memory Foam
  • Foundation: StableSupport™ Foundation - wood & steel construction dressed in high-grade fabric
  • Mattress height: 15"


  • CoolFeel™ Fabric
  • Fiber Layer


Your days of staring at the ceiling just waiting to fall asleep are finally coming to an end thanks to the impressive Cobalt Calm PT- Plush Twin XL Mattress w/Low Foundation by Serta PerfectSleeper. This powerful mattress features four comfort layers — PillowSoft® Aire, Cool Twist® Gel Foam, Deep Reaction™ Memory Foam, and Cool Twist® Gel Memory Foam — which, combined with its 3-Zoned Coil Design, work together to provide cooling comfort and targeted support all night long. Complete with Antimicrobial Mattress Protection and a sturdy StableSupport™ Foundation, this mattress is everything you've been looking for — and more.

Important Notes

About Deep Reaction Memory Foam: a new material designed to provide a more substantial feel, which is not normally found in traditional memory foam.

About PillowSoft® Aire: Soft foam provides enhanced cushioning for exceptional comfort and promotes airflow through its unique, gently rippling design.

About Cool Twist® Gel Memory Foam: This breathable memory foam helps enhance airflow and heat dissipation for a feeling that can only be described as a cool, contouring type of comfort.

About 3-Zoned Coil Design: This coil density system offers three support zones with targeted support for your lower back, hips and cradled comfort everywhere else.

Comfort Layers:

- PillowSoft® Aire

- Cool Twist® Gel Foam

- Deep Reaction™ Memory Foam

- Cool Twist® Gel Memory Foam

- 850 3-Zoned Coil Design

On Display at Your Local Store

El Dorado Furniture - Fort Myers Boulevard
4429 Cleveland Ave
Fort Myers, FL 33901
(239) 938-3400

El Dorado Furniture - Kendall Boulevard
13755 N Kendall Dr
Miami, FL 33186
(305) 752-3720

El Dorado Furniture - Palmetto Boulevard
4200 NW 167th St
Miami Gardens, FL 33054
(305) 624-2400

El Dorado Furniture - Pembroke Pines Boulevard
12201 Pines Blvd
Pembroke Pines, FL 33026
(954) 436-7900

El Dorado Furniture - West Palm Beach Boulevard
1901 Okeechobee Blvd
West Palm Beach, FL 33409
(561) 478-7807

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