Best King Size Bed Tempurpedic Mattress Firm in 2025
Updated on May 2025
#1
Recommended
23% Off
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- Cooling fabric integrated with graphene technology for optimal temperature regulation during sleep, avoiding harmful chemicals.
- Advanced memory foam with copper gel infusion to manage moisture and odors, promoting a healthier sleep environment.
- CertiPUR-US certified and approved by the International Chiropractors Association, ensuring safety and durability for better sleep health.
- Convenient mattress in a box delivery designed for easy setup; allow 12 hours for full expansion after unboxing.
- Includes a 10-year limited warranty; U.S.-based customer support available for any defects or delivery issues, but note that opened mattresses are non-returnable.
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- Cooling fabric integrated with graphene technology for optimal temperature regulation during sleep, avoiding harmful chemicals.
- Advanced memory foam with copper gel infusion to manage moisture and odors, promoting a healthier sleep environment.
- CertiPUR-US certified and approved by the International Chiropractors Association, ensuring safety and durability for better sleep health.
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#2
Value for Money
21% Off
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- Hybrid mattress combines layers of padding and individually wrapped innerspring coils for enhanced support during sleep.
- 12-inch profile features gel memory foam and 360 individual coils for optimal lumbar support and comfort.
- Plush support includes high-density gel memory foam and soft quilt foam, ensuring additional lumbar support.
- King size dimensions are 76" W x 79.5" D x 12" H, fitting most king bed frames. Foundation and frame sold separately.
- Comes packaged in a box; requires unboxing and can take up to 72 hours for full expansion and scent dissipation.
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- Hybrid mattress combines layers of padding and individually wrapped innerspring coils for enhanced support during sleep.
- 12-inch profile features gel memory foam and 360 individual coils for optimal lumbar support and comfort.
- Plush support includes high-density gel memory foam and soft quilt foam, ensuring additional lumbar support.
- King size dimensions are 76" W x 79.5" D x 12" H, fitting most king bed frames. Foundation and frame sold separately.
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#3
![King Size Mattress [Upgraded Strengthen] 14 Inch Firm King Mattress In A Box, Hybrid Mattresses With Gel Memory Foam & Independent Pocket Springs, Pressure Relief, Cooling, Strong Edge Support](https://m.media-amazon.com/images/I/418ES5gHWBL._SL320_.jpg)
![King Size Mattress [Upgraded Strengthen] 14 Inch Firm King Mattress In A Box, Hybrid Mattresses With Gel Memory Foam & Independent Pocket Springs, Pressure Relief, Cooling, Strong Edge Support](https://m.media-amazon.com/images/I/51gwifwVJyL._SL320_.jpg)
![King Size Mattress [Upgraded Strengthen] 14 Inch Firm King Mattress In A Box, Hybrid Mattresses With Gel Memory Foam & Independent Pocket Springs, Pressure Relief, Cooling, Strong Edge Support](https://m.media-amazon.com/images/I/518e1JC4U4L._SL320_.jpg)
![King Size Mattress [Upgraded Strengthen] 14 Inch Firm King Mattress In A Box, Hybrid Mattresses With Gel Memory Foam & Independent Pocket Springs, Pressure Relief, Cooling, Strong Edge Support](https://m.media-amazon.com/images/I/516e5JVsxvL._SL320_.jpg)
![King Size Mattress [Upgraded Strengthen] 14 Inch Firm King Mattress In A Box, Hybrid Mattresses With Gel Memory Foam & Independent Pocket Springs, Pressure Relief, Cooling, Strong Edge Support](https://m.media-amazon.com/images/I/418ES5gHWBL._SL100_.jpg)
![King Size Mattress [Upgraded Strengthen] 14 Inch Firm King Mattress In A Box, Hybrid Mattresses With Gel Memory Foam & Independent Pocket Springs, Pressure Relief, Cooling, Strong Edge Support](https://m.media-amazon.com/images/I/51gwifwVJyL._SL100_.jpg)
![King Size Mattress [Upgraded Strengthen] 14 Inch Firm King Mattress In A Box, Hybrid Mattresses With Gel Memory Foam & Independent Pocket Springs, Pressure Relief, Cooling, Strong Edge Support](https://m.media-amazon.com/images/I/518e1JC4U4L._SL100_.jpg)
![King Size Mattress [Upgraded Strengthen] 14 Inch Firm King Mattress In A Box, Hybrid Mattresses With Gel Memory Foam & Independent Pocket Springs, Pressure Relief, Cooling, Strong Edge Support](https://m.media-amazon.com/images/I/516e5JVsxvL._SL100_.jpg)
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- Constructed with independent pocket springs and multiple layers of memory foam for optimal support and comfort, adapting to body curves, relieving fatigue, and minimizing soreness during sleep.
- Enhanced edge support prevents sagging and minimizes motion transfer between partners for a stable sleep surface.
- Crafted with high-end, breathable fabrics for a soft, silky feel that helps regulate temperature and wick away moisture during the night.
- Measuring 76"W x 80"D x 14"H and able to support up to 1500 lbs, this mattress is compatible with most King beds and conveniently packaged for easy transport.
- Includes a 100-night trial and a 10-year warranty, with customer support available for any inquiries or concerns.
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- Constructed with independent pocket springs and multiple layers of memory foam for optimal support and comfort, adapting to body curves, relieving fatigue, and minimizing soreness during sleep.
- Enhanced edge support prevents sagging and minimizes motion transfer between partners for a stable sleep surface.
- Crafted with high-end, breathable fabrics for a soft, silky feel that helps regulate temperature and wick away moisture during the night.
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#4
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- Cooling mattress topper designed for king size beds (79.5 x 74.8 x 2.9 inches) enhances sleep quality at home or on the go.
- Made with 3 inches of TEMPUR-ES Material that adapts to individual shape, weight, and temperature, improving overall comfort and support.
- Removable and washable premium knit cooling cover offers breathable, cool-to-the-touch comfort after washing.
- Versatile topper suitable for dorms, camping, RVs, and accommodating overnight guests.
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- Cooling mattress topper designed for king size beds (79.5 x 74.8 x 2.9 inches) enhances sleep quality at home or on the go.
- Made with 3 inches of TEMPUR-ES Material that adapts to individual shape, weight, and temperature, improving overall comfort and support.
- Removable and washable premium knit cooling cover offers breathable, cool-to-the-touch comfort after washing.
- Versatile topper suitable for dorms, camping, RVs, and accommodating overnight guests.
#5
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- Three-layer foam system combines moisture-wicking comfort foam, egg crate airflow foam, and high-density support base for enhanced breathability and comfort.
- King size mattress cover made from premium knitted textiles offers plush softness, while the foam design promotes airflow for improved breathability.
- Memory foam contours to the body for pressure relief and spinal alignment, reinforced edges prevent sagging, and motion-dampening features ensure undisturbed sleep.
- Foam and cover materials are CertiPUR-US and OEKO-TEX certified, ensuring the mattress meets safety standards and is free from harmful substances for a healthier sleep environment.
- Mattress is compactly delivered, requiring simple setup: just unbox, unroll, and wait 24-72 hours for full expansion and optimal support.
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- Three-layer foam system combines moisture-wicking comfort foam, egg crate airflow foam, and high-density support base for enhanced breathability and comfort.
- King size mattress cover made from premium knitted textiles offers plush softness, while the foam design promotes airflow for improved breathability.
- Memory foam contours to the body for pressure relief and spinal alignment, reinforced edges prevent sagging, and motion-dampening features ensure undisturbed sleep.
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#6
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- 3.5-inch Cool Gel Memory Foam top layer for enhanced breathability and quick recovery.
- Excellent pressure relief and support for restful sleep.
- Open cell design promotes airflow and helps regulate temperature.
- Fiberglass-free and meets CertiPUR-US standards.
- King mattress dimensions: 76" W x 80" L x 14" H with a quilted stretch knit fabric cover.
- Easy setup; mattress decompresses quickly without assembly.
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- 3.5-inch Cool Gel Memory Foam top layer for enhanced breathability and quick recovery.
- Excellent pressure relief and support for restful sleep.
- Open cell design promotes airflow and helps regulate temperature.
- Fiberglass-free and meets CertiPUR-US standards.
- King mattress dimensions: 76" W x 80" L x 14" H with a quilted stretch knit fabric cover.
- Easy setup; mattress decompresses quickly without assembly.
#7
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- Cooling Knit Fabric Cover provides a cooling effect for comfort during sleep, featuring breathable, smooth, and absorbent material that promotes moisture evaporation and keeps the skin dry.
- The 2-layer copper memory foam mattress cradles the body to enhance sleep quality, minimizing disturbances from pressure points and providing adequate support for both light and restless sleepers.
- CertiPUR-US and Oeko-Tex Standard 100 certifications guarantee the mattress is free of harmful substances and adheres to safety standards for materials used.
- Easy to set up; compatible with various frames, including box springs and adjustable beds, with a full expansion time of 12 hours.
- Comes with a 10-year limited warranty, ensuring customer support for any mattress-related issues, with a note that mattresses cannot be returned once opened.
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- Cooling Knit Fabric Cover provides a cooling effect for comfort during sleep, featuring breathable, smooth, and absorbent material that promotes moisture evaporation and keeps the skin dry.
- The 2-layer copper memory foam mattress cradles the body to enhance sleep quality, minimizing disturbances from pressure points and providing adequate support for both light and restless sleepers.
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#8
29% Off
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- Hybrid construction with cooling gel memory foam and individually wrapped coils for heat reduction and pressure relief.
- King size mattress dimensions: 76"W×80"L×12"H with a weight capacity of 700lbs, shipped vacuum-sealed in a box; allows 48-72 hours for expansion post-unpacking.
- Top layer features breathable 3D soft knit fabric for comfort; multi-layer design caters to back, side, and stomach sleepers, conforming to body shape.
- Firm design supports various sleeping positions, promoting spine alignment and relieving back pain for enhanced sleep comfort.
- Customer support available for order assistance or inquiries, with prompt responses within 24 hours, 7 days a week.
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- Hybrid construction with cooling gel memory foam and individually wrapped coils for heat reduction and pressure relief.
- King size mattress dimensions: 76"W×80"L×12"H with a weight capacity of 700lbs, shipped vacuum-sealed in a box; allows 48-72 hours for expansion post-unpacking.
- Top layer features breathable 3D soft knit fabric for comfort; multi-layer design caters to back, side, and stomach sleepers, conforming to body shape.
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#9
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- SLEEP TIGHT LIKE A BABY: The Ayeawo Firm King Size Mattress feature a combination of multi-layer high density gel memory foam and individually pocketed springs that will effectively help relieving body pressure and promoting a deep sleep. The upgraded motion isolation and edge support features would help you free from disturbing your companion's sleep and enjoy a peaceful night
- MOTION ISOLATION DESIGN: The Hybird Mattress King Size is consists of individually pocketed springs which will provide corresponding support for your body, neck, shoulders, waist, hips and legs, allowing you to maintain a comfortable sleep postures, relieve back pain, and isolate motions to avoid disturbing your companion during sleep. Features stronge edge support to prevent slipping
- BREATHABLE & SKIN-FRIENDLY FABRIC: The King Size Mattress is made of breathable Knitted fabric and multi-layer memory foam for cool sleep and relieve back pain, adopts upgraded pillow top to help shape any sleeping postures for Back, Side and Stomach sleepers and enjoy a good sleep
- KING SIZE MATTRESS IN A BOX: The King Mattress measures 80"L×76"W×12"H and supports a maximum weight of 700lbs. The mattress is rolled up and packed in a box for the convenience of delivery, it is recommended to allow 24h for expansion when unpacked. The king mattresses are compatible with most king bed frames, platform, RV
- JOIN WITH CONFIDENCE- The Ayeawo king Mattress offers satisfactory service. For any order assistance or pre purchase questiones, please feel free to ask through "Ask a question" button and we would be appreciated to reply within 24h/7day:)
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- SLEEP TIGHT LIKE A BABY: The Ayeawo Firm King Size Mattress feature a combination of multi-layer high density gel memory foam and individually pocketed springs that will effectively help relieving body pressure and promoting a deep sleep. The upgraded motion isolation and edge support features would help you free from disturbing your companion's sleep and enjoy a peaceful night
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#10
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- Cooling gel memory foam helps maintain a comfortable temperature for better sleep.
- High-quality mattress provides exceptional comfort at an affordable price.
- Medium-firm design offers balanced support while conforming to your body's shape.
- Made with CertiPUR-US certified foam and OEKO-TEX certified materials for safety.
- Conveniently packaged mattress allows for easy setup and quick transformation.
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- Cooling gel memory foam helps maintain a comfortable temperature for better sleep.
- High-quality mattress provides exceptional comfort at an affordable price.
- Medium-firm design offers balanced support while conforming to your body's shape.
- Made with CertiPUR-US certified foam and OEKO-TEX certified materials for safety.
- Conveniently packaged mattress allows for easy setup and quick transformation.
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