When it comes to finding the perfect firm mattress, the Serta Perfect Sleeper Elite Trelleburg II 14.25" Firm Mattress is a top contender. This mattress is designed with advanced comfort technologies to provide the support and comfort you need for a restful night's sleep. The Trelleburg II features a layer of Cool Twist® Gel Memory Foam that helps to relieve pressure points and keep you cool throughout the night. The Custom Support® Individual Advantage® 886 Innerspring provides targeted support where you need it most, while the Serta® Comfort XD™ Foam offers an extra layer of cushioning for added comfort. But that's not all - the Trelleburg II also boasts a Bestedge® Foam Encasement which helps to reduce motion transfer and provide a stable and supportive sleep surface. Plus, the HyperTouch™ Comfort layer adds an extra touch of softness, making this firm mattress feel just right.1. Serta Perfect Sleeper Elite Trelleburg II 14.25" Firm Mattress
Next up on our list is the Serta iComfort Blue Max 1000 Cushion Firm Mattress. This mattress is designed with your comfort and support in mind, using advanced technologies to help you get the best night's sleep possible. The Blue Max 1000 features a layer of TempActiv™ Max Gel Memory Foam which helps to keep you cool and comfortable throughout the night. The EverCool® Fuze Gel Memory Foam provides pressure relief and contouring support, while the Deep Reaction™ Memory Foam offers added responsiveness for a more supportive feel. But what makes the Blue Max 1000 stand out is the TempActiv™ Touch Cover which is cool to the touch and helps to regulate your body temperature for a more comfortable night's sleep. With its combination of advanced comfort and support technologies, the Blue Max 1000 is a top choice for those looking for a firm mattress.2. Serta iComfort Blue Max 1000 Cushion Firm Mattress
For those who prefer a slightly softer feel, the Serta Perfect Sleeper Select Kleinmon II 13.25" Firm Mattress is a great option. This mattress offers a firm level of support, while still providing a comfortable and plush sleep surface. The Kleinmon II features a layer of EverCool® Fuze Gel Memory Foam which helps to promote airflow and keep you cool throughout the night. The Custom Support® 725 Individually Wrapped Coil System provides targeted support and minimizes motion transfer, while the Serta® Balanced Support Foam offers a firm yet comfortable feel. But what sets the Kleinmon II apart is the HyperTouch™ Comfort layer which adds an extra level of softness and cushioning. With its combination of support and comfort technologies, the Kleinmon II is a top-rated firm mattress that is sure to provide a restful night's sleep.3. Serta Perfect Sleeper Select Kleinmon II 13.25" Firm Mattress
If you're looking for the best of both worlds - the support of a firm mattress and the comfort of a plush one - the Serta iComfort Hybrid Blue Fusion 1000 Luxury Firm Mattress is the perfect choice. This mattress combines the benefits of memory foam and innerspring technology to provide a supportive and comfortable sleep surface. The Blue Fusion 1000 features a layer of TempActiv™ Gel Memory Foam which helps to regulate your body temperature and keep you cool. The EverCool® Fuze Gel Memory Foam adds an extra layer of comfort and support, while the Hybrid Coil™ Support System provides a responsive and supportive feel. But what makes the Blue Fusion 1000 truly luxurious is the TempActiv™ Touch Cover which is cool to the touch and helps to promote airflow, keeping you comfortable all night long. With its combination of advanced technologies and luxurious design, the Blue Fusion 1000 is a top-rated firm mattress that is sure to provide a restful and comfortable night's sleep.4. Serta iComfort Hybrid Blue Fusion 1000 Luxury Firm Mattress
Another top-rated firm mattress from Serta is the Perfect Sleeper Elite Trelleburg II 11.5" Firm Mattress. This mattress is designed to provide the perfect balance of support and comfort, using advanced technologies to help you get the best sleep possible. The Trelleburg II features a layer of Cool Twist® Gel Memory Foam which helps to relieve pressure points and keep you cool throughout the night. The Custom Support® Individual Advantage® 886 Innerspring provides targeted support where you need it most, while the Serta® Comfort XD™ Foam offers an extra layer of cushioning for added comfort. But what sets the Trelleburg II apart is the Bestedge® Foam Encasement which helps to reduce motion transfer and provide a stable and supportive sleep surface. With its advanced comfort and support technologies, the Trelleburg II is a top choice for those looking for a firm mattress.5. Serta Perfect Sleeper Elite Trelleburg II 11.5" Firm Mattress
If you're willing to splurge for the ultimate in firm mattress comfort, the Serta iComfort Blue Max 5000 Elite Luxury Firm Mattress is worth considering. This mattress is designed with the most advanced comfort and support technologies to help you get the best night's sleep possible. The Blue Max 5000 features a layer of TempActiv™ Max Gel Memory Foam which helps to keep you cool and comfortable throughout the night. The Deep Reaction™ Memory Foam provides added responsiveness and support, while the EverCool® Fuze Gel Memory Foam offers pressure relief and contouring comfort. But what sets the Blue Max 5000 apart is the TempActiv™ Touch Cover which is cool to the touch and helps to regulate your body temperature. With its luxurious design and advanced technologies, the Blue Max 5000 is a top-rated firm mattress that is sure to provide a restful and comfortable night's sleep.6. Serta iComfort Blue Max 5000 Elite Luxury Firm Mattress
For those who prefer a slightly softer feel, but still want the support of a firm mattress, the Serta Perfect Sleeper Elite Trelleburg II 11.5" Firm Mattress is a top choice. This mattress offers a firm level of support, while still providing a comfortable and plush sleep surface. The Trelleburg II features a layer of EverCool® Fuze Gel Memory Foam which helps to promote airflow and keep you cool throughout the night. The Custom Support® 886 Individually Wrapped Coil System provides targeted support and minimizes motion transfer, while the Serta® Balanced Support Foam offers a firm yet comfortable feel. But what sets the Trelleburg II apart is the HyperTouch™ Comfort layer which adds an extra level of softness and cushioning. With its combination of support and comfort technologies, the Trelleburg II is a top-rated firm mattress that is sure to provide a restful night's sleep.7. Serta Perfect Sleeper Elite Trelleburg II 11.5" Firm Mattress
For those who prefer a slightly softer feel, the Serta iComfort Blue Max 3000 Elite Plush Mattress is a great option. This mattress offers a plush level of support, while still providing a comfortable and supportive sleep surface. The Blue Max 3000 features a layer of TempActiv™ Max Gel Memory Foam which helps to regulate your body temperature and keep you cool throughout the night. The EverCool® Fuze Gel Memory Foam provides pressure relief and contouring support, while the Deep Reaction™ Memory Foam offers added responsiveness for a more supportive feel. But what sets the Blue Max 3000 apart is the TempActiv™ Touch Cover which is cool to the touch and helps to promote airflow, keeping you comfortable all night long. With its combination of advanced comfort and support technologies, the Blue Max 3000 is a top-rated plush mattress that is sure to provide a restful and comfortable night's sleep.8. Serta iComfort Blue Max 3000 Elite Plush Mattress
Another top-rated firm mattress from Serta is the Perfect Sleeper Elite Trelleburg II 11.5" Firm Mattress. This mattress is designed to provide the perfect balance of support and comfort, using advanced technologies to help you get the best sleep possible. The Trelleburg II features a layer of Cool Twist® Gel Memory Foam which helps to relieve pressure points and keep you cool throughout the night. The Custom Support® Individual Advantage® 886 Innerspring provides targeted support where you need it most, while the Serta® Comfort XD™ Foam offers an extra layer of cushioning for added comfort. But what sets the Trelleburg II apart is the Bestedge® Foam Encasement which helps to reduce motion transfer and provide a stable and supportive sleep surface. With its advanced comfort and support technologies, the Trelleburg II is a top choice for those looking for a firm mattress.9. Serta Perfect Sleeper Elite Trelleburg II 11.5" Firm Mattress
Last but certainly not least, the Serta iComfort Blue Max 5000 Elite Luxury Firm Mattress is the ultimate in firm mattress comfort. This mattress combines the benefits of memory foam and innerspring technology to provide a supportive and comfortable sleep surface. The Blue Max 5000 features a layer of TempActiv™ Max Gel Memory Foam which helps to keep you cool and comfortable throughout the night. The Deep Reaction™ Memory Foam provides added responsiveness and support, while the EverCool® Fuze Gel Memory Foam offers pressure relief and contouring comfort. But what sets the Blue Max 5000 apart is the TempActiv™ Touch Cover which is cool to the touch and helps to regulate your body temperature. With its luxurious design and advanced technologies, the Blue Max 5000 is a top-rated firm mattress that is sure to provide a restful and comfortable night's sleep.10. Serta iComfort Blue Max 5000 Elite Luxury Firm Mattress