The Rock is our firmest mattress at a great value. Our foam-encased verti-coil support system is Tri-Zoned and provides firm support. If you are looking for our firmest premium mattress with our individually-wrapped coils, check out the Dream Collection Regal, but if you want extra firm, you've found the right place.
Firmness & Height
|Model||Firmness (learn more)||Height|
|The Rock||Extra Firm (10)||13"|
|The Stone||Firm (9)||13"|
Firm Plant Based Eco-Flex Foam
Layers of High Density Eco-Flex Plant-Based Foam
Tri-Zoned, Foam Encased Design for Enhanced Back Support
Verti-Coil® Spring System, which has 21% more coils than the traditional spring unit while helping to relieve pressure.
Orthopedic Eco-Flex Plant-Based Base Layer
Foam Encased Edge Support System with Tri-Zoned Lumbar Support
Soft 4-Way Stretch Knit Cover
Allergen and Dust Mite Resistant
Matching Sustainable Hard Wood Foundation
20 Year Limited Warranty