Sealy® Posturepedic Plus Determination II, Ultra Firm Tight Top
This mattress upgrades Posturepedic® Spring mattresses with our most rigorously tested materials. Motion-reducing coils, targeted gel memory foam, and cushioning specialty gel foams deliver full-body support, while the antibacterial soft-knit cover is cool to the touch and keeps the mattress protected.
- ULTRA FIRM TIGHT TOP: Get even more targeted support for your back and core with this densely packed system of our most durable coils and extra-supportive gel memory foam, all topped with a refreshing cool-to-the-touch cover and an ultra-firm feel.
- TARGETED SUPPORT: Denser gel memory foam in the center-third offers more support for the heaviest part of your body, where you need it most.
- LAYERS OF COMFORT: Densely packed fabric-encased coils and extra memory foam provide pressure-relieving comfort and reduced motion transfer for a peaceful night’s rest.
- PROTECTIVE COVER: A quilted, easy-care knit cover wicks away moisture to help you stay comfortable and kills bacteria to help keep your mattress protected.
- DURAFLEX™ PRO COIL EDGE: 1072 densely packed coils surround the edge of this mattress for added durability, more sleeping area, and a solid seating surface, while a ventilated design offers refreshing airflow.
Full-Service Delivery: Delivery, Set Up, and Removal - Our Kind, Friendly delivery staff will deliver your new mattress set and/or power base and remove a similar mattress set. Included on purchases of $599 or more. For purchases of less than $599, this is available for an additional fee.
If you would like to request that our drivers wear shoe coverings in your home, please let us know in advance so that we can make arrangements.
Threshold Delivery: Items purchased will be placed at your front door, similar to other delivery services.
Customer Pick-Up: Most items are available for pick-up at our four southern Utah locations. Once your order is placed, we will contact you with availability to pick it up at your desired location.
Custom Quote for Out-of-Area: We offer several out-of-area delivery options. Most items can be delivered within a few weeks.
We deliver in Washington County on Mondays, Wednesdays, Thursdays and Fridays. We deliver to Iron County on Tuesdays and Saturdays. If you need special arrangements, they can be made via chat or by calling our store.
There’s a Sealy® that’s perfect for you.
At Sealy®, we’re committed to delivering a restful night to every sleeper, regardless of their shape, size, sleep style, or budget.Shop Now
See what our customers are saying
“The only mattress I’ll buy”
As long as they keep making this mattress, I’ll keep buying it. This is my second and I love it. Firm, deep and comfortable. What more could you want?
Cibraltar, Salt Lake City, UT
“I would buy this product again and again”
For years I’ve woken up with my back and hips hurting! Until I purchased this hybrid mattress! I definitely recommend and will buy again! Very impressed!
MaureenB, Columbus, MS
“Best night’s sleep”
This is my second purchase. The first was so nice I had to buy a second for my other room.
Robert the Mechanic, Lorton, VA
Every day. Every mattress. Every sleeper. For 140 years, Americans have chosen Sealy® for comfort and quality they can trust.
expertly engineered. Thoroughly Tested. Incredibly Comfy.
Every Sealy Posturepedic® mattress is tested above and beyond industry standards to ensure you get the support you need to get better sleep for years to come.Shop Posturepedic®
Every mattress we make delivers comfort, quality, and support, with built-to-last materials like responsive innersprings and body-hugging memory foams. No matter your preference in features or level of support, you’ll find a great night’s sleep on a Sealy®.
Our classic Essentials™ Collection is engineered for a great night’s sleep, delivering trusted Sealy® quality at an affordable price.
Our Posturepedic® Collection features all the quality you expect from Sealy®, with trusted support, responsive coils, and a breathable, antibacterial cover.
Our signature Posturepedic® Plus Collection features our best-quality specialty foams, highest level of support, most advanced motion-absorbing coils, and all-over cooling comfort.
Over 140 Years of Comfort and Quality You Can Trust
Your best night’s sleep is our business—and it’s why we continually exceed industry testing standards to deliver quality, feel-good products that last a very, very long time.
Foundation & Bases
Give your new mattress a lift with the right base. Add one of these options to your bed and step up to a new level of comfort.
Ready to lie down and test a mattress?
Shop online or stop in today to talk to one of our sales associates.Shop Now