Streamside Firm King Set
Experience superior comfort and support with the Sealy Streamside Firm King Set. Designed for back and stomach sleepers, this mattress features the Posturepedic Streamside construction with a medium-firm feel. It incorporates Sealy Comfort Foam and Sealy Support Gel Foam for pressure relief and cooling. The PrecisionFit Encased Coil System offers robust support and minimizes motion transfer, ensuring undisturbed rest. Enhanced with Pro Edge Support for edge stability and Surface-Guard technology for moisture protection, this set is built for lasting durability and a refreshing sleep.
$1148.00
Owner Satisfaction
4.3
/ 5
Category Rank
3729
/ 6221
#3729 in Mattresses
Price vs Category Average
-31%
Below average
Width
76
/ inches
Who it's for
- Optimal Spinal Alignment
- Trusted Brand Reliability
- Generous Sleeping Surface
Who should skip it
- Limited Comfort Profile
- Challenging Handling and Setup
- Moderate Temperature Regulation
Key Specs
Width
76 inches
Depth
80 inches
Height
21 inches (Mattress + Foundation)
Coil Count (King)
952
Mattress Thickness
Approximately 11 inches
Foam Layer 1
2" Sealy Comfort Foam
Foam Layer 2
1/2" Sealy Comfort Gel Foam
Certification
CertiPUR-US Program Certified
Features
- PrecisionFit Encased Coil System
- Center Zone Support for targeted comfort
- Gel foams for cooling benefits
- Pro Edge Support for stability
- Surface-Guard moisture protection
- Ideal for back and stomach sleepers
- Low motion transfer
- CertiPUR-US Certified materials
What customers say
The Streamside Firm King Set is highly regarded for its exceptional supportive comfort and quality construction. Many users appreciate the firm feel, noting it promotes excellent spinal alignment for restorative sleep. Reviewers frequently mention the robust build, suggesting impressive durability and longevity. While initially very firm, those prioritizing substantial support find this mattress a reliable investment in long term sleep health, justifying its premium price point. It offers a dependable sleep experience for those who value firmness and lasting quality.
Still have a question?
Ask Hayley anything about this product before you decide.