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

Twin Firm 8" Innerspring Mattress - Alwyn Home Vitale XL 16" & Box Spring | 80 H x 39 W 8 D in Wayfair A59E382889AD487BAD6C1EE4A74D2AF3

The Comfort Classic Pillowtop Twin XL size will definitely enhance your sleep. Longlasting and great durability. The mattress measures approximately 16"-18" in thickness. Box spring is approx 8" in height. Kindly leave a phone number so that the... more

Twin Firm 10" Innerspring Mattress - Sealy Essentials Osage Tight Top & Box Spring Set | 74 H x 38 W 10 D in Wayfair 42875630

Perfect for guest beds, spare beds, and kids’ rooms, this spring mattress with a firm feel features response open coils and a SealySupport gel foam layer for an on-the-bed feeling. It’s a great night’s sleep at an affordable price. Mattress Size: Twin,... more

Twin XL Firm 11" Innerspring Mattress - Sealy Posturepedic Mill Park Ultra Tight Top & Box Spring Set | 80 H x 38 W 11 D in Wayfair 42952431

This mattress features the trusted motion-reducing encased coils and targeted memory foam support of similar Posturepedic Spring mattresses with an ultra firm feel. A reinforced edge improves durability, while cover treatments help to keep you cool,... more

Full Extra Firm 12" Innerspring Mattress - Sealy Tight Top Sofa Bed & Box Spring | 74 H x 53 W 12 D in Wayfair 42728440

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

Full Firm 12" Innerspring Mattress - Kingsdown Prime Parkman Cushion Firm, Cool Quilted Top Luxury | 75 H x 54 W 12 D in Wayfair FG-22074-TT1-F

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

King Extra Firm 12" Innerspring Mattress - Sealy Tight Top Sofa Bed & Box Spring | 80 H x 60 W 12 D in Wayfair 42728461

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

Full Extra Firm 12" Innerspring Mattress - Sealy Tight Top Sofa Bed & Box Spring | 74 H x 53 W 12 D in Wayfair 42728340

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

Full Extra Firm 12" Innerspring Mattress - Beautyrest Silver BRS900 & Box Spring Set | 80 H x 76 W 12 D in Wayfair 700810102-9830

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

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

12-inch Memory Foam Pillow Top Medium Firm Innerspring Mattress

12-inch full-size pillow top memory foam hybrid mattress with the most cost-effective, which meets most people's sleeping needs. Dreamy comfort at an unbeatable price. Kescas is reimagining sleep from the ground up. more

12-inch Memory Foam Pillow Top Medium Firm Innerspring Mattress

12-inch full-size pillow top memory foam hybrid mattress with the most cost-effective, which meets most people's sleeping needs. Dreamy comfort at an unbeatable price. Kescas is reimagining sleep from the ground up. more

Novilla 12-inch Firm Hybrid Innerspring Foam Mattress

The Novilla firm hybrid of memory foam and coils is a mattress featuring premium memory foam for comfort and pressure relief that transitions into high-density foam for support. more

Kingsdown Prime Parkman Cushion Firm Innerspring Multi-Layered Comfort Cool Quilted Top 12-Inch Luxury Mattress with Set Option

The Kingsdown Prime Parkman collection provides luxury sleep at an exceptional value. more

Serta Perfect Sleeper "HOT Buy" 12-inch Trelleburg II Firm Innerspring Mattress

The Perfect Sleeper Elite Trelleburg II mattress features better pressure point relief, a supportive coil system, and a heat-regulating fabric cover with an additional layer of breathable, cooling gel memory foam. more

Novilla 12-inch Firm Hybrid Innerspring Foam Mattress

The Novilla firm hybrid of memory foam and coils is a mattress featuring premium memory foam for comfort and pressure relief that transitions into high-density foam for support. more

Kingsdown Prime Parkman Cushion Firm Innerspring Multi-Layered Comfort Cool Quilted Top 12-Inch Luxury Mattress with Set Option

The Kingsdown Prime Parkman collection provides luxury sleep at an exceptional value. more

Beautyrest Silver BRS900 12-inch Medium Firm Innerspring Mattress Set

Beautyrest Silver is engineered to maintain its shape and consistent comfort over the life of your mattress, so that your sleep will be every bit as restful years from now as it is today. A better you begins with a better night's sleep. more

12 Inch Innerspring Mattress Medium Firm Feel in a Box

Enhanced Sleep Experience: Enjoy a rejuvenating night's rest with the perfect combination of support and comfort provided by the pocketed springs and memory foam layers. more

Beautyrest Silver BRS900 12-inch Medium Firm Innerspring Mattress

Beautyrest Silver is engineered to maintain its shape and consistent comfort over the life of your mattress, so that your sleep will be every bit as restful years from now as it is today. A better you begins with a better night's sleep. more

Kingsdown Prime Parkman Cushion Firm Innerspring Multi-Layered Comfort Cool Quilted Top 12-Inch Luxury Mattress with Set Option

The Kingsdown Prime Parkman collection provides luxury sleep at an exceptional value. more

Kingsdown Prime Parkman Cushion Firm Innerspring Multi-Layered Comfort Cool Quilted Top 12-Inch Luxury Mattress with Set Option

The Kingsdown Prime Parkman collection provides luxury sleep at an exceptional value. more

12 Inch Innerspring Mattress Medium Firm Feel in a Box

Enhanced Sleep Experience: Enjoy a rejuvenating night's rest with the perfect combination of support and comfort provided by the pocketed springs and memory foam layers. more

Novilla 12-inch Firm Hybrid Innerspring Foam Mattress

The Novilla firm hybrid of memory foam and coils is a mattress featuring premium memory foam for comfort and pressure relief that transitions into high-density foam for support. more

Twin XL Medium Firm 11.5" Gel/Foam Mattress - Tuft & Needle Mint Gel Foam Mattress, Ceramic | 80 H x 39 W 11.5 D in Wayfair 910810163-8020

With two sleepers in mind, we designed the mint mattress with an extra layer of patented T&N adaptive foam technology and reinforced support edges. These provide personalized softness, medium-firm support, and heat regulation for deep, restful sleep.... more

Twin Mattress, 6 Inch Elizabeth Cooling Gel Memory Foam Mattress, Twin Bed Mattress in a Box, CertiPUR-US Certified, Medium Firm

Size: Designed to fit standard twin size mattress box type beds (dimensions specified), but please note that this might not be the queen size bed despite the brand name containing the term "queen." more

King Firm 6" Innerspring Mattress - Wayfair Sleep™ Sleep Mattress, Polyester | 79 H x 75 W 6 D in 22AEB5A2E91F4264AA061AF50AB1EA9F

Whether you curl up or sprawl out, you deserve a spot that supports you while you sleep, like this 6" firm innerspring mattress! It's crafted using three layers - continuous coils, felt padding, and quilted foam - that's perfect for supporting you... more

Avenco Hybrid Mattress 10 Inch Medium Firm Mattress in a Box, Pocket Innerspring for Motion Isolation

Durable fabric sides and coil core help maintain free airflow and promote heat dissipation, which reduces tossing and turning, it can create a cool and comfortable sleeping environment. more

Twin Medium 1" Innerspring Mattress - Linen Depot Direct 14" Mattress, Polyester | 76 H x 54 W 14 D in Wayfair 14inch_royalty_Mattress_double

Knitted fabric quilted pillow topperfoam-filled top24 cm spring(1.8mm+1.8mm reinforced wire)Non-Woven fabric at the bottomRoll pack for easy transferFeatures:UL Listed: NoMattress Top Type: Euro topSupplier Intended and Approved Use: Residential Use,... more

Avenco Hybrid Mattress 10 Inch Medium Firm Mattress in a Box, Pocket Innerspring for Motion Isolation

Durable fabric sides and coil core help maintain free airflow and promote heat dissipation, which reduces tossing and turning, it can create a cool and comfortable sleeping environment. more

12 Inch Hybrid Mattress in a Box, Medium Firm Pocket Spring and Gel Memory Foam Mattress, Edge Support, CertiPUR-US Certified

MEDIUM FIRM HYBRID MATTRESS: Combined the strong support of high manganese steel springs with the plush comfort of memory foam, Avenco hybrid mattress provides a evenly support with medium firmness and avoid morning soreness caused by the over-sagging or… more

Twin Medium 12" Innerspring Mattress - Beautyrest Silver BRS900 & Box Spring Set | 84 H x 72 W 12 D in Wayfair 700810103-9810

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

Twin XL 12" Innerspring Mattress - Sealy Soft Tight Top & Box Spring Set | 80 H x 38 W 12 D in Wayfair 42951131

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. Soft feel. Box Spring... more

Twin 12" Innerspring Mattress - Beautyrest Silver BRS900 Plush & Box Spring Set | 75 H x 72 W 12 D in Wayfair 700810104-9920

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 12" Innerspring Mattress -... more

Twin Firm 11" Innerspring Mattress - Sealy Posturepedic Mill Park Ultra Tight Top | 74 H x 38 W 11 D in Wayfair 52952330

This mattress features the trusted motion-reducing encased coils and targeted memory foam support of similar Posturepedic Spring mattresses with an ultra-firm feel. A reinforced edge improves durability, while cover treatments help to keep you cool,... more

Nautica Home Restore Medium-Firm Hybrid Innerspring 10" Mattress

Introducing the Nautica Home 10” Restore Hybrid Mattress, the perfect solution to your sleeping woes. This hybrid mattress is designed with a combination of innerspring pocket coils and memory foam to deliver unparalleled comfort and support. more

Twin Firm 10" Innerspring Mattress - Sealy Essentials Osage Tight Top | 74 H x 38 W 10 D in Wayfair 52875730

Perfect for guest beds, spare beds, and kids’ rooms, this spring mattress with a firm feel features response open coils and a seal support gel foam layer for an on-the-bed feeling. It’s a great night’s sleep at an affordable price. Mattress Size: Twin... more

Twin Firm 11" Innerspring Mattress - Serta Perfect Sleeper Elkins II | 84 H x 72 W 11 D in Wayfair 500306041-1010

This mattress features better pressure point relief than ever before, a custom coil system for contouring support, and a layer of cooling gel foam Mattress Size: Twin | Twin Firm 11" Innerspring Mattress - Serta Perfect Sleeper Elkins II | 84 H x 72 W... more

Twin Firm 13.5" Innerspring Mattress - Simmons Americus | 74.5 H x 38 W 13.5 D in Wayfair 700812628-1010

For Simmons Americus 13.5 innerspring firm mattress, sweet dreams are made of this who are we to disagree? Our Simmons Dreamwell Americus collection is stuffed with premium gel memory foam and soft gel foam providing ultimate pressure relief. Gel yeah.... more