Meet the Cosmos II Firm: Ortho Mattress's New Grand Reserve Innerspring
Translation missing: en.borzoii.blogs.article.by_authorIf you've been searching for a mattress that delivers hotel-luxury materials with genuine spinal support, the wait is over. The Cosmos II Firmhas landed as part of Ortho Mattress's Grand Reserve collection, and it's built for sleepers who want a firmer feel without sacrificing an ounce of comfort.
What Makes the Cosmos II Firm Different
The Cosmos II Firm starts with Ortho Mattress's Enhanced Ortho Wrapped Coil System, then layers on natural materials you won't find in most mass-market beds:
- Luxury TENCEL Cover – A silky, breathable outer layer that keeps you cool and fresh all night
- New Zealand Joma Wool – Naturally regulates temperature and resists dust mites and mildew, so you sleep comfortably year-round
- OEKO-TEX 100 Horsehair – Enhances airflow for long-lasting, resilient comfort
- Natural Talalay Latex – Responsive support that contours to your body without ever feeling like you're sinking in
- CertiPUR-US Certified Foam – High-resilience comfort foam for durable, dependable support
- Enhanced 360° Support System – Distributes weight more evenly for stronger, more consistent support
- SolidState Edge Support – High-density perimeter reinforcement that strengthens the edge, reduces roll-off, and maximizes your usable sleep surface
At a 13-inch profile, the Cosmos II Firm is a substantial, supportive innerspring mattress designed for sleepers who prefer a firmer surface — whether that's back sleepers who need extra spinal alignment or stomach sleepers who want to avoid excess sinkage.
Take Our Mattress Quiz to See If It's Right For You →
Proudly Made in the USA
Every Cosmos II Firm mattress is manufactured domestically at Ortho Mattress's own facility in Phoenix, Arizona. Because it's sold factory direct, you're buying straight from the company that builds it — cutting out the distributor markups and middle-man costs that inflate prices at other mattress retailers.
What's Included When You Buy
The Cosmos II Firm comes backed by the same guarantees Ortho Mattress is known for:
- 100-Night Sleep Trial – Try it at home, risk-free
- 10-Year Full Replacement Warranty – Best-in-class protection
- Factory Direct Pricing – No middle-man markup
- Expedited Delivery – Including White Glove setup and old mattress removal in the Southern California delivery area
Available in sizes from Twin to Cal King Split, and pairable with Ortho's adjustable bases and foundations, the Cosmos II Firm can be tailored to fit your space and your sleep setup.
Book a Store Appointment to Try It In Person →
Frequently Asked Questions
What are the advantages of buying a factory direct mattress?
Factory direct means you're purchasing a mattress from the same company that makes it. This allows for the best possible price, since Ortho Mattress's factory-direct model eliminates the distribution and middle-man costs other brands have to pass along to customers.
Where does Ortho Mattress make their beds?
Ortho Mattress proudly manufactures domestically at its Phoenix, AZ facility.
What are the benefits of horsehair technology in mattresses?
Horsehair strands allow for a free flow of heat throughout the mattress, creating a cooler, more comfortable sleep environment.
Ready to Upgrade Your Sleep?
The Cosmos II Firm combines natural, breathable materials with dependable innerspring support — all backed by a 100-night trial and a 10-year warranty. It's currently priced starting at $2,404.99 for a Queen, down from $3,699.99.