10 Best Foam Mattress For Side Sleepers of December 2025

• Cloudlike luxury - We’re not kidding - the feel of our Cloud mattress is just how we imagine it would feel to sleep on one; with cradling memory foam and plush microfiber, we’ve created a cloudlike, luxurious feel that hugs your curves like no other
• Supportive foams - 2 total inches plush microfiber and foam quilted top, 2 inches conforming memory foam, 3 inches soft comfort foam, and 5 inches durable, high density base support foam; ideal for side sleepers and petite to average-weight sleepers
• Certipur us & oeko tex certified - Highest quality foam is Certipur US certified for durability, performance, and content; cover meets OEKO-TEX Standard 100 certification standards and has been manufactured under environmentally friendly conditions
• 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

Zinus

• Full 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. 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
• Full size: Measures 52"W x 74"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

• 3 inches of ventilated gel memory foam adds softness and pressure-relieving comfort to your mattress
• Special memory foam formula is extremely soft, airy and responsive
• Ventilated design improves airflow for a more comfortable sleep climate
• Memory foam is infused with a plush gel material that captures heat to control temperature
• New foam scent is normal and will dissipate over the first 48 hours after opening; this product features a 3-year warranty

LUCID

• Transform your Sleep Until you’ve slept on the Serene 4” high density, pressure-relieving topper you won’t know how far we go for comfort. Made from 2.5 inches of temperature neutral gel memory foam and 1.5 inches of fluffy down alternative adds a plush layer of pressure-relieving comfort. A mattress topper + pad that gives any mattress a 5-star luxury feel night after night.
• Relieve Your Pain & Soreness Using thousands of testing hours and hundreds of reviews, we’ve designed the Serene dual layer mattress topper to balance softness & support. Relieve back, hip, and other bodily pains and general soreness associated with a firm mattress or worn-down support of your existing mattress.
• Smell of Memory Foam We’ve gone above and beyond to address the complaints around the smell of foam when you open it. Recent changes to our formula have reduced the smell to almost nothing so you don’t have to endure the “new car” smell. As always, we use exhaustive testing from labs such as SGS, ITS, TüV, to ensure not just compliance but go above and beyond regarding quality.
• Removable & Washing Cover Pad Designed with both comfort and convenience our dual layer has been exhaustively tested at a level of 5 washings for shrinkage, piling, appearance, and other standards to ensure durability and lasting comfort. Please follow care instructions when laundering the cover.
• 60-Day [No Hassle] Money Back Guarantee As a leading USA-based brand, we stand behind everything we make 100% and are committed to providing you with premium products for improving your quality of life. In the unlikely event you change your mind, you’re welcome to return your topper for a FULL refund within the first 60 days after purchase. All ViscoSoft toppers are backed by our outstanding 3-year warranty for manufacturing defects.

ViscoSoft

• SLEEP COMFORTABLE Our revolutionary gel-infused memory foam topper is engineered to optimize air flow and reduce trapped body heat. Enjoy our breathable, ventilated design that distributes body heat evenly for a more restful sleep
• HELPS PREVENT BODY ACHES CAUSED BY “SINKING” Our unique gel ventilated, 3 inch high density memory foam formula aligns your spine, helps relieve common pressure points and prevent you from sinking into foam. Save money, prolong your mattress life and get the quality sleep you deserve
• THE BEST SLEEP YOU’LL EVER GET The time, research and testing we put into our topper is designed to deliver maximum comfort and restful, uninterrupted sleep all night long. Our breathable mattress topper helps relieve pain, reduce pressure points, as well as, allow for a comfortable, natural sleeping position that will distribute your body heat evenly, so you can wake up feeling refreshed and energized
• COMES WITH A REMOVABLE & WASHABLE COVER Don’t waste your money on a topper that will need to be replaced every year. Unlike other toppers, ours comes with a machine washable, bamboo-rayon cover that features a slip resistant mesh with adjustable elastic straps that keep the topper secured to the mattress and eliminate the hassle of having to constantly re-adjust it
• 60-DAY [NO HASSLE] MONEY BACK GUARANTEE As a leading USA-based brand, we stand behind everything we make 100% and are committed to providing you with premium products for improving your quality of life. In the unlikely event you change your mind, you’re welcome to return your topper for a FULL refund within the first 60 days after purchase. All ViscoSoft toppers are backed by our outstanding 3 year warranty for manufacturing defects

ViscoSoft

• QUEEN MATTRESS TOPPER: This 4-inch mattress topper features a dual layer of quilted fiber fill and gel memory foam. Personalized, luxurious comfort for all night support.
• TWICE THE COMFORT: For the ultimate upgrade, get twice as comfortable. Enjoy the pillow-y comfort and lightness of 2-inches of quilted fiber fill, plus the all-over support of a second 2-inch layer of gel memory foam.
• COOLING GEL MEMORY FOAM: Our gel memory foam is specially designed to ensure you stay cool all night. Drawing heat away keeps you at an optimal temperature for a full night of undisturbed sleep.
• WASHABLE COVER: Comfort that’s convenient – our easily removable, machine washable cover means your topper stays clean. And the snug fit holds everything in place.
• MADE IN THE USA: This Sleep Innovations mattress topper is proudly made in the USA and comes with a 10-year limited warranty. Conveniently vacuum packed for shipping and easy handling. From box to bed, set up couldn’t be easier.
• HYPOALLERGENIC: Helps keep your bed fresh with materials good for you and your sleep

Sleep Innovations

• 5.5-inch, high-quality steel coils are individually-wrapped to increase airflow, isolate motion, and conform to individual sleep styles
• Plush memory foam layer is topped with natural latex for the perfect combination of sink and spring
• Perfect mattress for those who want the comfort of memory foam with the hypoallergenic and breathable properties of latex
• Attractive, two-tone cover finishes the elegant look of this mattress; backed by a 10-year warranty against manufacturer defects
• Compressed, rolled, and shipped in a box for simple setup; easily fits through narrow hallways and staircases
• 100 NIGHT RISK-FREE TRIAL: IF YOU ARE UNSATISFIED WITH THIS MATTRESS, YOU ARE ELIGIBLE FOR A FULL REFUND UP TO 100 DAYS FROM DATE OF RECEIPT

LUCID

• THE RIGHT COMBINATION - Our special recipe for rejuvenating rest? Refreshing green tea and moisture-absorbing Activ charcoal infused into pressure-relieving memory foam that cradles your shape so you awake free of aches and pains and fresh as a daisy
• PRESSURE-RELIEVING FOAMS - 3 inches conforming memory foam, 2 inches soft, airflow enhancing comfort foam, and 7 inches durable, high density base support foam; ideal for side sleepers and petite to average weight sleepers
• 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 pounds

Zinus

• 2 inches of gel-infused memory foam combined 3 inches of gel-infused foam draws heat away from your body for a more comfortable night's sleep
• 75" W x 54" L x 12" H
• 7 inches of conforming high-density base foam provides surrounding support and responsive relief that helps evenly distribute pressure points in any sleeping position
• Luxurious stretch knit quilted fiber cover
• Medium-Plush Feel and Adjustable Base Friendly
• High-quality memory foam conforms to your body while the cool gel regulates temperature; memory foam is naturally hypoallergenic and resistant to allergens, mold, bacteria, and dust mites and meets CertiPUR-US program standards for performance, emissions, and durability
• Mattress ships compressed, rolled and shipped in a box conveniently delivered to your door for easy set-up; frame/foundation/base not included

Vibe

• 10 inch hybrid combines the traditional support of an innerspring mattress with the plush comfort of hypallergenic memory foam for a medium feel
• A thick layer of memory foam conforms to your curves to help eliminate pressure points and increase comfort
• Compressed and shipped in a box for convenient delivery and setup, this universally comfortable mattress makes relaxing easy
• Available in a medium firm 8 inch profile, a medium 10 inch profile, or a plush 12 inch profile that also features gel infusions and individually encased coils
• Packaging process may leave small brown flecks called carbons in the mattress packaging; These carbons are harmless pieces of plastic and will not stick to your mattress; 10 year limited warranty

Linenspa