10 Best Extra Firm Mattress of August 2025

• FIRM SUPPORT, PLUS MORE - Our firmest mattress ever is engineered with 10% more heavy gauge steel iCoil pocket innersprings for added stability and extra firmness, ideal for stomach sleepers and plus-sized individuals
• SUPPORTIVE FOAM & POCKET SPRINGS - 1.25 inches soft comfort foam, 1 inch durable high-density foam and 7.5 motion-isolating iCoil pocket springs with a quilted jacquard cover
• CERTIPUR US CERTIFIED - Highest quality foam is CertiPUR-US Certified for durability, performance, and content
• EXPERTLY PACKAGED - Our technology allows this mattress to be efficiently compressed into one box that’s easily shipped and maneuvered into the bedroom; simply unbox, unroll and this mattress does the rest, expanding to its original shape within 72 hours
• Worry-free 10 year limited warranty included; twin mattress supports a maximum weight of 250 lbs, while all other sizes can support up to 500 lbs
• 1 .5 inch top Comfort Foam layer, 1 inch High Density Foam Support layer
• 7.5 inch base layer of over 10% more individually wrapped coils assures no motion transfer
• Extra firm support
• Only the Highest Quality of Foam - Foam is CertiPUR-US Certified for durability, performance, and content
• Worry free 10 year limited warranty

Zinus

• Queen size bed in a box: For deep sleep you've always dreamed of, this body contouring memory foam mattress delivers; 12 inch mattress comes compressed and rolled in a box for your convenience
• Sleep soundly: Designed with layers of memory foam for firm support and pressure relief, all with an ultra plush feel. The support foam core reduces motion transfer for peaceful, undisturbed sleep
• Maintenance free: Made of hypoallergenic material to keep out dust mites, pollen, mold and pet dander—perfect for kids or adults who suffer from allergies
• Queen size: Measures 59” W x 79” D x 12” H and is compatible with most full bed frames
• Ready for instant enjoyment: Arrives in a box. Simply unbox, cut the protective wrap, unroll and watch the mattress expand. Mattress is safe to sleep on immediately but can take 72+ hours for any risidual odors from packaging to dissipate and for mattress to completely expand based on ambient room temperature, humidity, air pressure & ventilation.

Signature Design by Ashley

• Swiss Ortho Sleep, Most Popular Pocket Encased Coil Spring MATTRESS is a Phenomenal High-Quality 12-Inch Certified Independently & Individually Wrapped Pocketed Encased Coil Pocket Spring Contour MATTRESS. This Swiss Ortho Sleep Mattress is Temperature Sensitive, Body Forming Super Long Lasting High Quality & Extremely Durable, for Many Years of Undisturbed Night's Sleep,
• Each Seperate Pocketed Coil is Individually & Independantly Wrapped to Provide a Support System for an Individualized Comfort by Contouring Precisely to each Person's Body Perfectly. It Also Doesn't Transfer Motion, for a Peaceful Undisturbed Sleep Even if Your Partner Moves at Night.
• Our Signature Motion Isolation Pocketed Encased Coil Mattress is Made for Uptimum Deep Comforting Pressure Relief Sleep. By Relieving The Pressure Points, Pocket Coil Mattresses Allow Blood & Much Needed Oxygen to Circulate & Flow More Efficiently Throughout Our Bodies. This Mattress Also Contains a Bamboo Cover Which Allows Breathability all throughout.
• Swiss Ortho Sleep Always Comes with a 10 Year Warranty,
• It is Delivered to you in an Easy and Convenient Compressed Packing.

Swiss Ortho Sleep

• Firm - Provides Strong Pinpointed Support
• Adjusts to Your Body Instantly - Latex Foam Naturally Stays Cool
• Made of Natural Latex Harvested from Organically Grown Rubber Trees
• GOLS Certified Organic (Global Organic Latex Standard)
• Oeko-Tex Standard 100 - Greenguard Gold - ecoInstitut Certified

Sleep On Latex

• Full size bed in a box: For supportive, dreamy sleeping, this mattress brings it home with comfortable layers; Plus, it comes in a box, so it's easier than ever to get a better night's rest
• Hybrid mattress: Mattress is designed with gel memory foam, upholstery grade comfort support foam, and 360 individual power packed wrapped coils for maximum lumbar support. Quilt foam gives you that soft, cozy comfort you crave
• Maintenance free: Made of hypoallergenic material to keep out dust mites, pollen, mold and pet dander—perfect for kids or adults who suffer from allergies
• Full size: Measures 53.25" W x 74.5" D x 12" H and is compatible with most full bed frames
• Ready for instant enjoyment: Arrives in a box. Simply unbox, cut the protective wrap, unroll and watch the mattress expand. Mattress is safe to sleep on immediately but can take 72+ hours for any risidual odors from packaging to dissipate and for mattress to completely expand based on ambient room temperature, humidity, air pressure & ventilation.

Signature Design by Ashley

• MEMORY FOAM MATTRESS TOPPER—Designed with the same pressure-relieving TEMPUR material found in our mattresses, this 3 inch memory foam mattress topper conforms to your body to deliver more restful sleep.
• ADAPTS TO YOUR BODY—TEMPUR material responds to your body’s temperature, weight, and shape for precise, personalized comfort and support.
• WASHABLE COVER—Say goodbye to dirt, dust, allergens, and dust-mites with a breathable, machine-washable cover.
• MULTI-USE TOPPER—This conforming mattress topper is not only the perfect way to upgrade your own bed, but also enhances comfort in guest rooms, dorm rooms, for travel, and more.
• DURABLE & RELIABLE—More durable than the average memory foam mattress topper, our innovative, proprietary material is designed for years of long-lasting comfort that won’t let you down.

Tempur-Pedic

• Dual Cool Cover - Designed to help keep your mattress cool and fresh while pulling heat and moisture away from your body
• AirCool And Gel Memory Foam - This combination of foam conforms to your body's curves and offers support, it also promotes airflow through the mattress which helps regulate temperature to keep you comfortable all night long
• 900 Series Firm Pocketed Coils - Individually pocketed coils help isolate motion. Our coils also move individually to support the natural shape of your body for comfortable conforming support
• No Flip Design - The Energy Foam utilized below the coils creates a supportive and durable foundation, which eliminates needing to flip the mattress
• Edge-To-Edge Support - Utilizing BeautyEdge Foam on the edges of the mattress provides more consistent comfort and a more stable edge-to-edge sleeping area

Beautyrest

• ✪ BETTER SUPPORT AND PRESSURE RELIEF: The upgraded 5 zones independent pocketed innerspring design with edge support ensures that your body weight is evenly absorbed and distributed comprehensively from head to toe throughout the mattress. It also provides the targeted support to your body, proper back support & alignment. No worry about slipping off the bed. Suitable for side sleepers and stomach sleepers. Say goodbye to Back pain.
• ✪ MOTION ISOLATION FOR A PEACEFUL UNDISTURBED SLEEP: Avenco hybrid mattress queen limits bounce and absorbs motion disturbance between partners with individually encased springs, which means you will NOT be disturbed when your mate turns over or gets up. You will get a more peaceful and quiet sleep with Avenco mattress.
• ✪ STAY COOL ALL NIGHT LONG: Avenco premium queen innerspring mattress is designed with gel-infused foam with open cells so that it's ventilated to meet your needs. Gel foam naturally adjusts the mattress temperature to make you sleep comfortably. Moms will NEVER worry their kids sleep with sweat and get cold during hot or damp weather.
• ✪ SLEEP SOUNDLY WITH CERTIPUR-US FOAM AND THE LATEST IN SLEEPING: Avenco 10 inch queen mattress is eco-friendly and all the memory foams are CertiPUR-US foam. With the newest technology in bedding, this hybrid mattress combines the traditional innerspring wrapped coils with the newest generation of gel memory foam for an optimal sleep experience. A great mattress helps a family sleep better and healthier, wake up with energy.
• ✪ BUY WITH CONFIDENCE: Finished with a beautifully detailed quilted knit cover, this luxurious 10 inch queen size mattress is compressed and smartly mattress in a box for convenient delivery and setup. This queen mattress applies to a box spring, solid base, traditional bedframe, and platform. Please give it 24-72 hours to expand to its full size. You have 100 nights trial and covered with Avenco 10 years support.

Avenco

• This mattress features a 10-inch FIRM feel ideal for side, back, and stomach sleepers that crave more support and less sink
• Gel infused memory foam regulates temperature while conforming to the body to ease pressure points
• The 2.5-inch ventilated gel memory foam top layer creates a cooler sleep experience than traditional memory foam by helping to regulate body temperature and increase circulation
• 1 inch of transition foam and 6.5 inches of dense bamboo charcoal infused support foam provide extra stability and full body support
• Compressed, rolled, and shipped in a box for simple setup; easily fits through narrow hallways and staircases
• We only use CertiPUR US certified memory foam to ensure your uncompromising safety and comfort
• Dimensions: 60" x 80" x 10"

LUCID

• This high-profile hybrid combines the edge support of an innerspring mattress with the comfort and adaptability of memory foam
• Heavy gauge coils topped with transition foam and a thick layer of memory foam make this LINENSPA’S softest bed
• Plush memory foam actively contours to your body to align the spine and relieve pressure point aches and pains
• Advanced hybrid design combines the support of springs with the comfort of memory foam to create a comfortable and reliable mattress that will last for years to come
• Mattress is compressed, rolled in a box, and shipped right to your front door for ultimate convenience and easy setup

Linenspa