Helix Sleep
Helix Twilight 11.5" Firm King Mattress
Best firm hybrid for couples needing extra lumbar and edge support.
Discover the Helix Twilight Luxe Mattress, engineered for those who prefer a firm sleep surface and active lifestyles. This hybrid mattress masterfully combines robust support with advanced comfort, featuring specialized zoned lumbar and full perimeter edge support, making it an excellent choice for couples. Its breathable TENCEL™ cover promotes a healthy sleep environment, and the mattress is constructed with CertiPUR-US and GREENGUARD Gold certified materials. Experience peace of mind with a 100-night risk-free trial and a limited lifetime warranty, with assembly proudly completed in the USA.
$999.00
Owner Satisfaction
4.4
/ 5
Category Rank
2638
/ 6847
#2638 in Mattresses
Price vs Category Average
-40%
Below average
Mattress Type
Hybrid
/ Hybrid
Who it's for
- Excellent Spinal Alignment
- Superior Edge Support
- Effective Temperature Control
Who should skip it
- Insufficient Pressure Relief for Side Sleepers
- Moderate Motion Transfer
- Requires Longer Break-in Period
Key Specs
Mattress Type
Hybrid
Firmness
Firm
Thickness
11.5 inches
Cover Material
TENCEL™
Certifications
CertiPUR-US, GREENGUARD Gold
Construction
Memory Foam, Individually wrapped steel coils
Weight Capacity
1000 lbs
Dimensions
76"W x 11.5"D x 80"H
Features
- Engineered for firm sleep preference
- Enhanced lumbar and edge support
- Breathable TENCEL™ cooling cover
- Ideal for active sleepers
- Hybrid construction for balanced comfort
- CertiPUR-US & GREENGUARD Gold certified
- 100-night risk-free trial
- Assembled in the USA
What customers say
The Helix Twilight 11.5" Firm King Mattress is highly praised for its exceptional support, especially by those seeking a very firm sleeping surface. Many users report significant relief from back and joint pain, attributing it to the mattress's robust spinal alignment. Its durable construction and quality materials create a premium feel, built to last. Excellent edge support enhances the usable sleep area. While its firmness is a major draw for its target audience, some lighter individuals or strict side sleepers may find it too unyielding. For those who prefer or need a firm mattress, the Helix Twilight is often described as a game changer, delivering superior support for more restorative sleep. It excels in its niche, offering tangible improvements in sleep quality for the right user.
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