Furniture › Bedroom Furniture › Mattresses & Boxsprings › wayfair sleep 12 medium firm

California King Firm 12" Innerspring Mattress - Kingsdown Prime Owington Cushion | 84 H x 72 W 12 D in Wayfair FG-36001-TT1-CKH

The Prime collection provides luxury sleep at an exceptional value. Featuring consistent, edge-to-edge support, the Prime Owington Cushion Firm features additional layers of comfort added just beneath the luxury cooling cover. The Cushion Firm medium... more

Swiss Ortho Sleep 12 Inch Memory Foam and Innerspring Hybrid Medium-Firm Plush Mattress/Bed-in-a-Box/Pressure Relieving Bliss Queen

�Patio Dining Sets】: A practical set for outdoor family gatherings and entertaining. 37 x37 square dining table (with umbrella hole) with 19.7 x19.7 x40.1 upgraded dining chairs 4pcs providing a relaxed place for family and friends to dine or hold... more

Twin XL Firm 12" Gel/Foam Mattress - Blissful Nights Two-Sided Medium & Gel Memory Foam | 80 H x 38 W 12 D in Wayfair 12SWITCH-TL

This 2-in-1 mattress allows you to switch the comfort and feel by simply flipping it. Each sleep surface of the mattress was thoughtfully designed with gel memory foam to dissipate heat and allow air to travel throughout for a comfortable night’s... more

King Firm Gel/Foam Mattress - Blissful Nights Two-Sided 12" Medium & Gel Memory Foam | Split Wayfair SB-MT-ISWITCH-6/6split

This 2-in-1 mattress allows you to switch the comfort and feel by simply flipping it. Each sleep surface of the mattress was thoughtfully designed with gel memory foam to dissipate heat and allow air to travel throughout for a comfortable night’s... more

Full Medium 12" Innerspring Mattress - The Twillery Co.® Marcum Sofa Bed | 75.5 H x 54.25 W 12 D in Wayfair 3A72ADCD9A1146188337C1F7FBEC3869

This 12" mattress has a tight top and low-motion transfer, so it's designed to let you stay asleep, even if you or your partner toss and turn. Its 9 layers of foam offer a firm touch, so it's great for those who need plenty of support to sleep. This... more

Queen Firm 12" Gel/Foam Mattress - Blissful Nights Two-Sided Medium & Gel Memory Foam | 80 H x 60 W 12 D in Wayfair 12SWITCH-Q

This 2-in-1 mattress allows you to switch the comfort and feel by simply flipping it. Each sleep surface of the mattress was thoughtfully designed with gel memory foam to dissipate heat and allow air to travel throughout for a comfortable night’s... more

Queen Firm 12" Foam Mattress - Anlowo 12 Inch Full Medium Protection High End | 80 H x 60 W D in Wayfair WF-LYY-D-012Q

The foam mattresses provide customers with higher quality sleep, medium firmness, enough support for their body, and today's fast pace of life. In addition to work every day, eating is sleeping. You can always trust us. The home: You deserve the best.... more

Twin Firm 12" Innerspring Mattress - Beautyrest Silver BRS900 Medium | 84 H x 53 W 12 D in Wayfair 700810101-1010

Better you begin with a better night's sleep. The lasting resilience of Beautyrest silver ensures you'll be more awake™ every day for years to come. Mattress Size: Twin | Twin Firm 12" Innerspring Mattress - Beautyrest Silver BRS900 Medium | 84 H x 53... more

Queen Medium Firm 12" Memory Foam Mattress - Nap Anula, Green Tea Mattress, Bed in a Box | 80 H x 60 W 6 D Wayfair NQMG12QQ

At NapQueen, we are dedicated to enhancing your sleep quality and providing unmatched comfort each time you retire to bed. Our selection of premium-quality mattresses incorporates innovative technologies and high-quality materials to deliver a sleeping... more

Twin Firm 12" Innerspring Mattress - Kingsdown Prime Owington Cushion | 75 H x 38 W 12 D in Wayfair FG-36001-TT1-T

The Prime collection provides luxury sleep at an exceptional value. Featuring consistent, edge-to-edge support, the Prime Owington Cushion Firm features additional layers of comfort added just beneath the luxury cooling cover. The Cushion Firm medium... more

Queen Firm 12" Innerspring Mattress - Kingsdown Prime Owington Cushion | 80 H x 60 W 12 D in Wayfair FG-36001-TT1-Q

The Prime collection provides luxury sleep at an exceptional value. Featuring consistent, edge-to-edge support, the Prime Owington Cushion Firm features additional layers of comfort added just beneath the luxury cooling cover. The Cushion Firm medium... more

Full Firm 12" Innerspring Mattress - Kingsdown Prime Owington Cushion | 75 H x 54 W 12 D in Wayfair FG-36001-TT1-F

The Prime collection provides luxury sleep at an exceptional value. Featuring consistent, edge-to-edge support, the Prime Owington Cushion Firm features additional layers of comfort added just beneath the luxury cooling cover. The Cushion Firm medium... more

King Firm 12" Innerspring Mattress - Kingsdown Prime Owington Cushion | 80 H x 76 W 12 D in Wayfair FG-36001-TT1-KH

The Prime collection provides luxury sleep at an exceptional value. Featuring consistent, edge-to-edge support, the Prime Owington Cushion Firm features additional layers of comfort added just beneath the luxury cooling cover. The Cushion Firm medium... more

Twin Firm 12" Innerspring Mattress - Kingsdown Prime Owington Cushion | 75 H x 38 W 12 D in Wayfair FG-36001-TT1-T

The Prime collection provides luxury sleep at an exceptional value. Featuring consistent, edge-to-edge support, the Prime Owington Cushion Firm features additional layers of comfort added just beneath the luxury cooling cover. The Cushion Firm medium... more

Full Firm 12" Foam Mattress - Lucid Comfort Collection | 75 H x 54 W 12 D in Wayfair LU12FF45MF

Offering the perfect medium-firm feel that's neither too firm nor too plush, this mattress from the lucid comfort collection will change the way you sleep. This mattress features a sure cool gel-infused memory foam surface that alleviates pressure and... more

California King Firm 12" Foam Mattress - Alwyn Home Brooklyn Bedding Medium | 80 H x 72 W 12 D in Wayfair WFSL1031 34396129

Give yourself the perfect stage for a good night's sleep with this mattress. Crafted using individually wrapped pocket coils and a quilted foam topper, this mattress is perfect for giving you the support you need with a medium-firm feel. Plus, it's... more

Medium Firm 12" Gel/Foam Mattress - Dynasty 10 Inch CoolBreeze Gel Memory Foam RV Bed for Campers Trailers | 75 H x 72 W 12 D in Wayfair

Wake up ready to take on the open road with a full night's sleep with Dynasty Mattress's CoolBreeze Gel Memory Foam Mattress in the RV. Designed with a high-density foam core, this mattress cover provides instant comfort and lasting support for all... more

Full Medium Firm 12" Memory Foam Mattress - Nap Queen Anula, Green Tea Mattress, Bed in a Box | 75 H x 54 W 6 D Wayfair NQMG12FF

At NapQueen, we are dedicated to enhancing your sleep quality and providing unmatched comfort each time you retire to bed. Our selection of premium-quality mattresses incorporates innovative technologies and high-quality materials to deliver a sleeping... more

Twin Firm 12" Foam Mattress - Lucid Comfort Collection | 75 H x 39 W 12 D in Wayfair LU12TT45MF

Offering the perfect medium-firm feel that's neither too firm nor too plush, this mattress from the lucid comfort collection will change the way you sleep. This mattress features a sure cool gel-infused memory foam surface that alleviates pressure and... more

Twin Medium Firm 12" Foam Mattress - Wayfair Sleep™ Sleep 12 Inch Pocket Spring w/ CertiPUR-US Certified Layer, Hybrid | 75 H x 39 W D in

This 12" mattress has a tight top and low motion transfer, so it's designed to let you stay asleep, even if your partner tosses and turns. Its layers of memory foam have a medium firmness, a breathable design, and moisture-wicking properties to help... more

Twin Firm 12" Foam Mattress - Alwyn Home Brooklyn Bedding Medium | 80 H x 72 W 12 D in Wayfair WFSL1031 34396125

Give yourself the perfect stage for a good night's sleep with this mattress. Crafted using individually wrapped pocket coils and a quilted foam topper, this mattress is perfect for giving you the support you need with a medium-firm feel. Plus, it's... more

California King Firm 12" Innerspring Mattress - Beautyrest Silver BRS900 Medium & Box Spring Set | 74.5 H x 38 W 12 D in Wayfair 700810101-9870

Better you begin with a better night's sleep. The lasting resilience of Beautyrest silver ensures you'll be more awake™ every day for years to come. Box Spring Height: Low Profile (5"), Mattress Size: California King | California King Firm 12"... more

King Medium Firm 12" Foam Mattress - Grandeur Deluxe Size (76"x80"x12") Only Fully Assembled, Good For Your Back, Luxury Height, Long Lasting & 2 Sided By Alwyn Home | 80 H x 76 W 12 D in Wayfair

Who couldn't do with a good night sleep in their life? The Grandeur Deluxe Orthopedic Double-Sided Medium Firm King Size Mattress Only by Alwyn Home is smartly engineered to treat you to a comfortable experience when you turn in for the night. This... more

Queen Firm 12" Innerspring Mattress - Beautyrest Silver BRS900 Medium & Box Spring Set | 74.5 H x 38 W 12 D in Wayfair 700810101-9850

Better you begin with a better night's sleep. The lasting resilience of Beautyrest silver ensures you'll be more awake™ every day for years to come. Box Spring Height: Low Profile (5"), Mattress Size: Queen | Queen Firm 12" Innerspring Mattress -... more

Twin XL Medium Firm 12" Memory Foam Mattress - Nap Queen Anula, Green Tea Mattress, Bed in a Box | 80 H x 39 W 6 D Wayfair NQMG12TX

At NapQueen, we are dedicated to enhancing your sleep quality and providing unmatched comfort each time you retire to bed. Our selection of premium-quality mattresses incorporates innovative technologies and high-quality materials to deliver a sleeping... more

Queen Medium 12" Innerspring Mattress - The Twillery Co.® Marcum Sofa Bed | 80 H x 60 W 12 D in Wayfair 9F220F5DD8614EBA83653D729A21664B

This 12" mattress has a tight top and low-motion transfer, so it's designed to let you stay asleep, even if you or your partner toss and turn. Its 9 layers of foam offer a firm touch, so it's great for those who need plenty of support to sleep. This... more

Queen Medium Firm 12" Foam Mattress - Wayfair Sleep™ Sleep 12 Inch Pocket Spring w/ CertiPUR-US Certified Layer, Hybrid | 80 H x 60 W D in

This 12" mattress has a tight top and low motion transfer, so it's designed to let you stay asleep, even if your partner tosses and turns. Its layers of memory foam have a medium firmness, a breathable design, and moisture-wicking properties to help... more

California King Medium Firm 12" Foam Mattress - Wayfair Sleep™ Sleep 12 Inch Pocket Spring w/ CertiPUR-US Certified Layer, Hybrid | 84 H x 72 W D in

This 12" mattress has a tight top and low motion transfer, so it's designed to let you stay asleep, even if your partner tosses and turns. Its layers of memory foam have a medium firmness, a breathable design, and moisture-wicking properties to help... more

King Medium Firm 12" Foam Mattress - Wayfair Sleep™ Sleep 12 Inch Pocket Spring w/ CertiPUR-US Certified Layer, Hybrid | 80 H x 76 W D in

This 12" mattress has a tight top and low motion transfer, so it's designed to let you stay asleep, even if your partner tosses and turns. Its layers of memory foam have a medium firmness, a breathable design, and moisture-wicking properties to help... more

Full Medium Firm 12" Foam Mattress - Wayfair Sleep™ Sleep 12 Inch Pocket Spring w/ CertiPUR-US Certified Layer, Hybrid | 75 H x 54 W D in

This 12" mattress has a tight top and low motion transfer, so it's designed to let you stay asleep, even if your partner tosses and turns. Its layers of memory foam have a medium firmness, a breathable design, and moisture-wicking properties to help... more

Twin Medium Firm 12" Foam Mattress - Wayfair Sleep™ Sleep 12 Inch Pocket Spring w/ CertiPUR-US Certified Layer, Hybrid | 75 H x 39 W D in

This 12" mattress has a tight top and low motion transfer, so it's designed to let you stay asleep, even if your partner tosses and turns. Its layers of memory foam have a medium firmness, a breathable design, and moisture-wicking properties to help... more

King Firm 12" Gel/Foam Mattress - Alwyn Home Gastonville Gel Memory Foam for Cool Sleep & Pressure Relief Medium | 80 H x 76 W 12 D in Wayfair

Cradling Comfort - The Alwyn Home 12-inch full-size mattress features 8 layers of premium memory foam, gel memory foam, and innerspring that provide lasting comfort and support, atop your mattress fully adapt to your unique body shape and relieves... more

Full Firm 12" Gel/Foam Mattress - Alwyn Home Gastonville Gel Memory Foam for Cool Sleep & Pressure Relief Medium | 75 H x 54 W 12 D in Wayfair

Cradling Comfort - The Alwyn Home 12-inch full-size mattress features 8 layers of premium memory foam, gel memory foam, and innerspring that provide lasting comfort and support, atop your mattress fully adapt to your unique body shape and relieves... more

Twin Firm 12" Gel/Foam Mattress - Alwyn Home Gastonville Gel Memory Foam for Cool Sleep & Pressure Relief Medium | 75 H x 39 W 12 D in Wayfair

Cradling Comfort - The Alwyn Home 12-inch full-size mattress features 8 layers of premium memory foam, gel memory foam, and innerspring that provide lasting comfort and support, atop your mattress fully adapt to your unique body shape and relieves... more

Twin Firm 12" Gel/Foam Mattress - Alwyn Home Gastonville Gel Memory Foam for Cool Sleep & Pressure Relief Medium | 75 H x 39 W 12 D in Wayfair

Cradling Comfort - The Alwyn Home 12-inch full-size mattress features 8 layers of premium memory foam, gel memory foam, and innerspring that provide lasting comfort and support, atop your mattress fully adapt to your unique body shape and relieves... more

Queen Firm 12" Gel/Foam Mattress - Alwyn Home Gastonville Gel Memory Foam for Cool Sleep & Pressure Relief Medium | 80 H x 60 W 12 D in Wayfair

Cradling Comfort - The Alwyn Home 12-inch full-size mattress features 8 layers of premium memory foam, gel memory foam, and innerspring that provide lasting comfort and support, atop your mattress fully adapt to your unique body shape and relieves... more

Twin Firm 2" Hybrid Mattress - Spinal Solution 12" Medium EuroTop Pocket Coil Mattress, For the Best Sleep, w/ 14" Metal Platform Bed | 74 H x 53 W 26 D in Wayfair

Features:A medium-tight top pocket rolled mattress is designed to provide you with a relaxing night of sleep. The design distributes body pressure evenly throughout the s, resulting in virtually no pressure on your body. Body aches and pains are now a... more

Twin Firm 2" Hybrid Mattress - Spinal Solution 12" Medium EuroTop Pocket Coil Mattress, For the Best Sleep, w/ 14" Metal Platform Bed | 74 H x 53 W 26 D in Wayfair

Features:A medium-tight top pocket rolled mattress is designed to provide you with a relaxing night of sleep. The design distributes body pressure evenly throughout the s, resulting in virtually no pressure on your body. Body aches and pains are now a... more