Extra Firm Full Mattresses

By Alwyn Home

Full

Experience targeted back pain relief and cooling comfort with our 14-inch extra-firm mattress. It expertly combines a wrapped coil system for zoned, motion-isolating support with a layer of gel-infused memory foam that cradles pressure points. Breathable knitted fabric and integrated cooling layers work together to actively regulate temperature throughout the night, while the reinforced edge encasement provides durable, full-surface stability. Wake up feeling truly refreshed and free from aches.

As stated firm well quilted thick mattress Find comfortable and would recommend anyone looking for firm mattress. Moni. Wed Jun 17 2026

By Brooklyn Bedding

Full/Double

The flippable Plank Luxe is designed to be the firmest mattress on the market—pairing all of the benefits of the original Plank with the additional responsiveness and pressure point relief of individually encased coils. Put simply, the construction of the Plank Luxe creates a more comfortable sleep surface for both sleep partners. Both the firm and extra-firm sides are offered with optional cooling panels for the ultimate sleep experience.

Extremely comfortable and exactly what I needed for my new home!. Aleksander. Thu Apr 30 2026

By Alwyn Home

Full

Wake Up Without Pain. Every Single Morning. Your body does its best healing while you sleep — but only if your mattress lets it. This 14" hybrid is engineered around one non-negotiable principle: your spine should never have to compromise. Built Around the Way Your Body Actually Works Picture your lower back finally releasing the tension it's been holding all day. High-density foam and individually wrapped pocket coils work in harmony beneath you — cradling your body's natural curves while holding your spine in perfect, neutral alignment from neck to tailbone. The extra-firm feel isn't rigid — it's responsive. Back and stomach sleepers will feel the difference immediately: no sinking, no twisting, no waking up stiff. Targeted pressure relief quietly goes to work on your lower back while you sleep, so mornings feel like a reset, not a recovery. ✦ Ergonomic spinal alignment keeps your posture honest through every sleep position ✦ Extra-firm, zero-sink support — ideal for back and stomach sleepers ✦ Targeted lower back pressure relief built into every layer

Very comfortable. Very helpful if you suffer from chronic back pain. My back is happy for this.. Dwight. Stratford, CT. Sat Apr 18 2026

By Millwood Pines

Full

Experience the perfect balance of firm to extra firm support and luxurious comfort with our 14.2-inch Hybrid Mattress, expertly engineered for those who need exceptional spinal alignment and pressure relief. Designed with Asian sleep habits in mind, this mattress offers a firmer feel without sacrificing comfort, making it an ideal choice for back and stomach sleepers.

Firm. Heavy mattress. Great feel of the fabric. It will take up to 72 hours to finish the “floofing” period.. Brandy. Thu May 07 2026

By Beautyrest

Full

For the past 100 years, Beautyrest has helped transform the sleep industry for the better and we continue to combine our industry-leading history with sleep-enhancing innovations to deliver premium sleep. The Beautyrest Tier 2 Collection features 875 Density Pocketed Coil Technology for individualized support and motion separation, premium memory foams for pressure relief and a cool-to-the-touch surface designed to deliver a cool, comfortable sleep. There’s sleep and then there’s Beautyrest.

By Serta

Full / Double

Featuring 3-Zoned Coil Design, this Perfect Sleeper mattress offers pressure relief and support where you need it, with a Cool Twist Gel Memory Foam that contours to your body - with upgrades available for even more cooling, comfort and pressure relief.

Satisfied. Anonymous. Thu May 30 2024

By Latitude Run®

Full / Double

This mattress is a game-changer for your sleep routine. It is designed to provide you with the ultimate comfort and support. The special cooling cover helps regulate your body temperature, ensuring a refreshing sleep throughout the night. The advanced visco material infused with copper, gel, silver, and graphite not only promotes better airflow but also offers excellent pressure relief. The perimeter edge wrapped coils minimize noise and movement, allowing you to sleep peacefully without any disturbances. Made entirely in the USA, it guarantees top-notch quality and craftsmanship. Say goodbye to restless nights and hello to a rejuvenating sleep with this exceptional mattress.

I hv back issues. So,I returned this one, & bought firmer mattress from Wayfair instead. Great Wayfair customer service!. Debbie Speaks. US. Sat Nov 08 2025

By Beautyrest

Full

The Beauty Sleep 11.5 Inch Extra Firm Mattress is designed for your lifestlye. Featuring a tight top construction, the Beauty Sleep 11.5 Inch Extra Firm Mattress features high quality foams to meet your comfort needs all night long. AirCool Foam promotes airflow and Gel Foam provides enhanced pressure relief. Plus, Individually Wrapped Coils provide consistent support for an undisturbed sleep.

The mattress is very firm and comfortable.. Jerome. Calgary, AB. Fri Feb 07 2025

By Alwyn Home

Full, 10"

If you have a mattress on your list that offers both personalized support and luxurious comfort, then this top-of-the-line individual pocket spring hybrid mattress is definitely for you. The upgraded pocket springs give the mattress a firmer comfort level, making it a supportive option for those who prefer a stable sleep surface. It also features a gel memory foam layer that conforms to your body's curves, providing pressure relief and a cooler sleep. Our mattresses feature perfect motion isolation, supportive design and temperature regulation to ensure you experience the best quality of sleep.

New mattress purchase and on sale! Super comfortable and easy to set up. Would recommend waiting for full expansion before sleeping on it. Very pleased with this purchase.. Jeffrey Scott. US. Sat Jun 13 2026

By Alwyn Home

Full

The Dreamatter DM-03 Series mattress is an extra firm mattress ( 8.5 of 10) made with 3 major structure layers which is “Gel Memory Foam”, “Egg Crate Foam” and “Bamboo Charcoal Support Memory Foam”. The Urban-zen mattresses are designed specifically for young professional people who enjoy Soho Style Life as hip-pop dancer, photographer, creator, influencer and so on who need better support of back spin. A small portion of them are back sleeper or stomach sleeper. The bamboo charcoal support foam not only provide better support when lying on the bed but also offer neutralize smells for pet’s owner who share bed space with puppy and kitty.

By Alwyn Home

Full

Crafted with aviation-grade memory foam infused, its optimized internal pore structure delivers supportive comfort while maintaining superior breathability.

I got this memory foam mattress topper for my child’s dorm room. She won’t be using it until this fall, but we took it out to air out, try out and show you the entire product. We’re then going to wrap it up until autumn. There’s no strong odor which is a plus. It looks bent because it just came out of the box and hasn’t been slept on. Just needs some time to fluff up. She did lay on it and says it seems soft and comfy. Nice product and fits my daughter’s needs. Whole product photo and close up so you can see detail.. Jessica. Albuquerque, NM. Thu Mar 12 2026

By Alwyn Home

8", Full

Please allow 24 - 72 hours for your mattress to regain its full shape. Any memory foam will expand faster in a warmer room. The expansion time of the mattress will vary as per the surrounding

The packaging was simple and easy to open, which I appreciated right away. Unlike some boxed mattresses that practically explode the moment the plastic is cut, this one expands in a much calmer and safer way. It slowly drew in air and took about two hours to really look like a mattress, then continued settling overnight until it reached its full shape. Comfort wise, this mattress definitely lives up to its extra firm description. It has very little give, yet feels supportive rather than hard. The breathable foam construction also helps it feel comfortable through the night. I chose the 10” thick version and think it would be especially good for a bunk bed, daybed, trundle, RV, or guest room where a dependable low profile mattress is needed. Overall, it’s a straightforward comfortable extra firm mattress that does exactly what it’s designed to do well. Practical and easy to use. Ideal for an extra bed used for short term guests.. Catherine. Seminole, FL. Sun Mar 08 2026

By Cannabeds

Full, 8"

Cannabis hemp mattresses are made with a blend of hemp fabric. Hemp is a natural fibre that helps regulate body temperature, uses no pesticides or herbicides, is hypoallergenic and so much more. The Mystical is the firmest of our collection.

Just what I needed. It is very stiff mattress and took my body about 5 months to adjust. Fadi El Cheikh. Pierrefonds, QC. Mon May 15 2023

By Alwyn Home

Full

Infused Memory Foam Mattress In A Box,Cool & Relaxed Sleep, High-Density Foam, Extra Firm Support,White