Furniture › Bedroom Furniture › Mattresses & Boxsprings › twin firm 12 innerspring mattress

Twin Firm 12" Innerspring Mattress - Kingsdown Prime Parkman Cushion Firm, Cool Quilted Top Luxury 80.0 H x 38.0 W 12.0 D | Wayfair FG-22074-TT1-T

The Prime Parkman collection provides luxury sleep at an exceptional value. Featuring consistent, edge-to-edge support with a luxury cooling cover, the Prime Parkman Firm Innerspring Mattress is assured to transform your nights into great days at a... more

Twin Firm 12" Innerspring Mattress - Kingsdown Prime Parkman Cushion Firm, Cool Quilted Top Luxury 80.0 H x 38.0 W 12.0 D | XL Wayfair

The Prime Parkman collection provides luxury sleep at an exceptional value. Featuring consistent, edge-to-edge support with a luxury cooling cover, the Prime Parkman Firm Innerspring Mattress is assured to transform your nights into great days at a... more

Twin Firm 12" Innerspring Mattress - White Noise & Box Spring 74.0 H x 76.0 W 12.0 D | Wayfair A15D19F51D37460BA9B4349FF48011CB

This mattress and box spring/foundation includes high-level features to provide you with a superior night’s sleep. This mattress utilizes an innerspring design for comfort, durability and best-in-class back support. With quality stretch knit fabric,... more

Twin Firm 12" Innerspring Mattress - Alwyn Home Call & Bed Frame Box Spring 75.0 H x 39.0 W 12.0 D, Metal | Wayfair

Do you want to have a good nights sleep without losing any sleep? Then get the affordable Comfort Rest Gentle Firm Mattress Set with Bed Frame by Alwyn Home. This mattress is smartly engineered to treat you to a comfortable experience when you turn in... more

Twin Firm 12" Innerspring Mattress - White Noise 74.0 H x 38.0 W 12.0 D | Wayfair 300D1DC427D84A1CBC4FE356DA648091

This mattress foundation includes high-level features to provide you with a superior night’s sleep. This mattress utilizes an innerspring design for comfort, durability, and best-in-class back support. With a quality stretch knit fabric, innerspring... more

Twin Firm 12" Innerspring Mattress - Spinal Solution & Box Spring 75.0 H x 76.0 W 12.0 D | Wayfair SC60-3/3-2

This mattress and box spring/foundation includes high-level features to provide you with a superior night’s sleep. This mattress utilizes an innerspring design for comfort, durability, and best-in-class back support. With a quality stretch knit fabric,... more

Twin Firm 12" Innerspring Mattress - Kingsdown Prime Parkman Cushion Firm, Cool Quilted Top Luxury 80.0 H x 38.0 W 12.0 D | Wayfair FG-22074-TT1-T

The Prime Parkman collection provides luxury sleep at an exceptional value. Featuring consistent, edge-to-edge support with a luxury cooling cover, the Prime Parkman Firm Innerspring Mattress is assured to transform your nights into great days at a... more

Twin Firm 12" Innerspring Mattress - White Noise & Box Spring 74.0 H x 76.0 W 12.0 D | Wayfair A15D19F51D37460BA9B4349FF48011CB

This mattress and box spring/foundation includes high-level features to provide you with a superior night’s sleep. This mattress utilizes an innerspring design for comfort, durability and best-in-class back support. With quality stretch knit fabric,... more

Twin Firm 12" Innerspring Mattress - Beautyrest Silver BRS900 Medium & Box Spring Set 74.5 H x 38.0 W 12.0 D | XL/Standard Profile (9") Wayfair

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 XL, Box Spring Height: Standard Profile (9") | Twin Firm 12" Innerspring Mattress -... more

Twin Firm 12" Innerspring Mattress - Spinal Solution Plush & Box Spring 75.0 H x 60.0 W 12.0 D | Wayfair SC50-3/3-2

This exceptional mattress provides a luxurious layer of comfort, ensuring years of long-lasting restful sleep. Scientifically engineered to target the right points on your back and ultimately achieve the comfort level desired. The innerspring coils are... more

Twin Firm 12" Innerspring Mattress - Spinal Solution Plush & Box Spring 75.0 H x 60.0 W 12.0 D | Wayfair SC50-3/3-2

This exceptional mattress provides a luxurious layer of comfort, ensuring years of long-lasting restful sleep. Scientifically engineered to target the right points on your back and ultimately achieve the comfort level desired. The innerspring coils are... more

Twin Firm 12" Innerspring Mattress - Beautyrest Silver BRS900 Medium 84.0 H x 53.0 W 12.0 D | 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 84.0 H x... more

Twin Firm 12" Innerspring Mattress - Beautyrest Silver BRS900 Medium & Box Spring Set 74.5 H x 38.0 W 12.0 D | XL/Low Profile (5") Wayfair

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 XL, Box Spring Height: Low Profile (5") | Twin Firm 12" Innerspring Mattress -... more

Twin Firm 12" Innerspring Mattress - Serta Azure Bay 75.0 H x 38.0 W 12.0 D | Wayfair 500703511-1010

There is nothing better than waking up after an entire night of supported and comfortable sleep. That's why we've introduced our Azure Bay 12" Innerspring Firm Tight Top mattress to the world! We've added CoolTwist Gel Foam to promote breathable... more

Twin Firm 12" Innerspring Mattress - White Noise 74.0 H x 38.0 W 12.0 D | Wayfair 300D1DC427D84A1CBC4FE356DA648091

This mattress foundation includes high-level features to provide you with a superior night’s sleep. This mattress utilizes an innerspring design for comfort, durability, and best-in-class back support. With a quality stretch knit fabric, innerspring... more

Twin Firm 12" Innerspring Mattress - Alwyn Home Call & Bed Frame Box Spring 75.0 H x 39.0 W 12.0 D, Metal | Wayfair

Do you want to have a good nights sleep without losing any sleep? Then get the affordable Comfort Rest Gentle Firm Mattress Set with Bed Frame by Alwyn Home. This mattress is smartly engineered to treat you to a comfortable experience when you turn in... more

Twin Firm 12" Innerspring Mattress - Wayfair Sleep™ Sleep 75.0 H x 39.0 W 12.0 D, Polyester | A2A64F6D981D412B9E3FE985DCFF38D1

This 12" thick 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. Three layers of memory foam and innerspring have a high firmness with a breathable, moisture-wicking design... more

Twin Firm 12" Innerspring Mattress - Sealy Posturepedic Mill Road Tight Top 74.0 H x 38.0 W 12.0 D | Wayfair 52950730

An upgraded spring mattress with motion-reducing encased coils targeted back and core support, and a reinforced edge for increased durability. The antibacterial, soft knit cover helps to keep you cool, and your mattress protected. Firm feel. Mattress... more

Twin Firm 12" Innerspring Mattress - Spinal Solution & Box Spring 75.0 H x 76.0 W 12.0 D | Wayfair SC60-3/3-2

This mattress and box spring/foundation includes high-level features to provide you with a superior night’s sleep. This mattress utilizes an innerspring design for comfort, durability, and best-in-class back support. With a quality stretch knit fabric,... more

Twin Firm 12" Innerspring Mattress - Beautyrest Silver BRS900 Medium 84.0 H x 53.0 W 12.0 D | 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 84.0 H x... more

Twin Firm 12" Innerspring Mattress - Serta Azure Bay 80.0 H x 38.0 W 12.0 D | XL Wayfair 500703511-1020

There is nothing better than waking up after an entire night of supported and comfortable sleep. That's why we've introduced our Azure Bay 12" Innerspring Firm Tight Top mattress to the world! We've added CoolTwist Gel Foam to promote breathable... more

Twin Firm 12" Innerspring Mattress - White Noise 74.0 H x 38.0 W 12.0 D | Wayfair A54EFF26C1894F3E979FDCA0F09FA2FE

This exceptional mattress provides a luxurious layer of comfort, ensuring years of long-lasting restful sleep. Scientifically engineered to target the right points on your back and ultimately achieve the comfort level desired. The innerspring coils are... more

Twin Extra Firm 12" Innerspring Mattress - Beautyrest Silver BRS900 & Box Spring Set 80.0 H x 76.0 W 12.0 D | Low Profile (5")/Twin Wayfair

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: Twin | Twin Extra Firm 12" Innerspring Mattress -... more

Twin XL Firm 12" Innerspring Mattress - Sealy Posturepedic Mill Road Tight Top & Box Spring Set 80.0 H x 38.0 W 12.0 D | 9/Extra-long Wayfair

An upgraded spring mattress with motion-reducing encased coils targeted back and core support, and a reinforced edge for increased durability. The antibacterial, soft knit cover helps to keep you cool, and your mattress protected. Firm feel. Box Spring... more

Twin XL Firm 12" Innerspring Mattress - Kingsdown Prime Owington Cushion 80.0 H x 38.0 W 12.0 D | Extra-long Wayfair FG-36001-TT1-TL

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 Extra Firm 12" Innerspring Mattress - Sealy Tight Top Sofa Bed & Box Spring 74.0 H x 39.0 W 12.0 D | Twin/5" Wayfair 42728430

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... more

Twin Extra Firm 12" Innerspring Mattress - Beautyrest Silver BRS900 12.0 D | Wayfair 700810102-1010

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 Extra Firm 12" Innerspring Mattress - Beautyrest Silver BRS900 12.0 D | Wayfair more

Twin XL Firm 12" Innerspring Mattress - Kingsdown Prime Owington 12.0 D | Extra-long Wayfair FG-36000-TT1-TL

The Prime collection provides luxury sleep at an exceptional value. Featuring consistent, edge-to-edge support with a luxury cooling cover, this firm is assured to transform your nights into great days. For those preferring stronger support while... more

Twin Medium Firm Foam Mattress - DlandHome 12 Inch CertiPUR-US Certified Hybrid High Density Pocket Spring Mattresses | Wayfair 20HZKZ-H5A12T-WH

This mattress has a pillow top and low motion transfer, so it's designed to let you stay asleep, even if you or your partner tosses and turns. Its layers of high-density foam have a medium firmness, an innerspring design, and a tufted construction that... more

Twin Medium Firm Foam Mattress - DlandHome 12 Inch CertiPUR-US Certified Hybrid High Density Pocket Spring Mattresses | Wayfair 20HZKZ-H5A12T-WH

This mattress has a pillow top and low motion transfer, so it's designed to let you stay asleep, even if you or your partner tosses and turns. Its layers of high-density foam have a medium firmness, an innerspring design, and a tufted construction that... more

Twin Firm 12.5" Memory Foam Mattress - Alwyn Home Jarrettsville & Comfortable Hybrid 75.0 H x 39.0 W 12.5 D | Wayfair

If you are looking for a mattress that offers the best of both worlds, you should consider our memory foam hybrid mattress. This mattress combines memory foam and innerspring coils, providing comfort, support, and breathability. Whether you sleep on... more

Twin Firm 12" Hybrid Mattress - Restologie Chrono Plush Pillow Top 12.0 D, Latex | Wayfair MB0122-10

There's no need to choose between innerspring and foam when you can have the best of both worlds in this specialized hybrid. This plush 12" hybrid mattress is the perfect combination of a network of individually, fabric-wrapped high-density pocket... more

Twin Firm 12.5" Memory Foam Mattress - Alwyn Home Jarrettsville & Comfortable Hybrid 75.0 H x 39.0 W 12.5 D | Wayfair

If you are looking for a mattress that offers the best of both worlds, you should consider our memory foam hybrid mattress. This mattress combines memory foam and innerspring coils, providing comfort, support, and breathability. Whether you sleep on... more

Twin Firm 12" Hybrid Mattress - Restologie Chrono Plush Pillow Top 12.0 D, Latex | XL Wayfair MB0122-20

There's no need to choose between innerspring and foam when you can have the best of both worlds in this specialized hybrid. This plush 12" hybrid mattress is the perfect combination of a network of individually, fabric-wrapped high-density pocket... more

Twin Firm 12" Hybrid Mattress - Restologie Chrono Plush Pillow Top 12.0 D, Latex | Wayfair MB0122-10

There's no need to choose between innerspring and foam when you can have the best of both worlds in this specialized hybrid. This plush 12" hybrid mattress is the perfect combination of a network of individually, fabric-wrapped high-density pocket... more

Twin Firm 12" Foam Mattress - Brooklyn Bedding 80.0 H x 60.0 W 12.0 D | XL Wayfair WS12F33XL

Whether you're a spreader, a curler, or somewhere in between, this 12'' innerspring mattress is here to help you get the rest you deserve. This mattress is crafted with a pocket coil design for a little extra orthopedic support, while the quilted,... more

Twin Firm 12" Foam Mattress - Brooklyn Bedding 80.0 H x 60.0 W 12.0 D | Wayfair WS12F33-T

Whether you're a spreader, a curler, or somewhere in between, this 12'' innerspring mattress is here to help you get the rest you deserve. This mattress is crafted with a pocket coil design for a little extra orthopedic support, while the quilted,... more

Twin Firm 12.5" Hybrid Mattress - Alwyn Home Klimas 75.0 H x 39.0 W 12.5 D | Wayfair 0048EB285E14471C904EFF3D923F00D5

Enjoy a more restful sleep with this 12.5" hybrid pocketed coil innerspring firm mattress. Feel the support and responsiveness of a true pocketed coil hybrid mattress system which contours to your body for a comforting feel. High-density, quality foam... more