Casper
Casper Onyx 2.0 Split King Mattress with Head Up Only Base
Experience enhanced comfort and support with the Casper Onyx 2.0 Split King Mattress, featuring a triple-layer foam design engineered for breathability and pressure relief. The top layer of Breathe Flex Foam offers a responsive bounce, while the Breathe Foam promotes airflow for all-night comfort. A firm Casper Core base ensures lasting support and prevents sinking. The cozy knit cover is designed with added stretch for maximum comfort. Foams are CertiPUR-US certified for low VOC emissions. This mattress is paired with the RTG Sleep 2900 adjustable base, allowing you to conveniently raise or lower the head with a wireless remote for personalized comfort and relief.
$2596.00
Owner Satisfaction
4.3
/ 5
Category Rank
4258
/ 6456
#4258 in Mattresses
Price vs Category Average
+56%
Above average
Overall (in.)
38.0080.0010.50
/ twin xl mattress: "w x "d x "h
Who it's for
- Individualized Sleep Experience
- Luxurious, Advanced Comfort
- Enhanced Lifestyle & Wellness
Who should skip it
- Significant Investment
- Restricted Base Functionality
- Potential for Middle Seam Discomfort
Key Specs
Overall (in.)
twin xl mattress: 38.00"w x 80.00"d x 10.50"h
Overall (in.)
twin xl adjustable base: 37.50"w x 80.00"d x 4.00"h
Certifications
CertiPUR-US certified
Warranty
10 year limited warranty / 20 year limited warranty
Mattress Construction
Triple-layer foam construction, Breathe Flex Foam, Breathe Foam, Casper Core base
Comfort Layer Material
Breathe Flex Foam, Breathe Foam
Thickness
10.5 inches
Features
- Triple-layer foam design for comfort, breathability, and support.
- Breathe Flex Foam provides responsiveness and breathability.
- Casper Core base offers firm, long-lasting support.
- Cozy knit cover with added stretch for enhanced comfort.
- CertiPUR-US certified foams ensure low VOC emissions.
- Includes RTG Sleep 2900 adjustable base with wireless remote for head elevation.
- Split king design allows for independent movement and personalized comfort.
- Ideal for alleviating snoring and acid reflux symptoms with head elevation.
- Ventilated Foam for cooling.
- Memory Foam construction.
What customers say
Customers consistently praise the Casper Onyx 2.0 Split King Mattress for its exceptional comfort and luxurious feel, often highlighting its ability to provide a truly restful sleep experience. The accompanying Head Up Only Base receives positive remarks for its straightforward functionality, allowing users to easily achieve preferred head elevation for reading or relaxation. Many appreciate the personalized comfort offered by the split king design, enhancing individual sleep preferences without disturbing a partner. While a significant investment, the overall sentiment leans towards satisfaction with the quality and enhanced sleep benefits.
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