Furniture › Bedroom Furniture › Mattresses & Boxsprings › 12 in firm cool gel

Full Firm 12" Gel/Foam Mattress - Alwyn Home Petros Gel Memory Foam | 80 H x 39 W 12 D in Wayfair E51F511494EC4AF2A1919E6F3D46E9F0

Alwyn Home gel memory foam mattress is perfect for sweet dreams. In this 12" firm mattress, Combined with cool gel memory foam, charcoal-infused foam, and high-density charcoal foam, this 12-inch mattress provides a 3-layer foam system design that... more

California King Firm 12" Gel/Foam Mattress - Vibe Gel Memory Foam 12-Inch | CertiPUR-US Certified Bed-in-a-Box 84 H x 72 W 12 D in Wayfair

Good mornings, good feelings, good times, good Vibe. The Vibe 12-inch Gel Memory Foam Mattress combines two leading sleep technologies at an incredible value. Gel-infused memory foam keeps you cool during sleep and body-contouring memory foam reduces... more

Queen Firm 12" Gel/Foam Mattress - Vibe Gel Memory Foam 12-Inch | CertiPUR-US Certified Bed-in-a-Box 80 H x 60 W 12 D in Wayfair 20.2146.23.03.96

Good mornings, good feelings, good times, good Vibe. The Vibe 12-inch Gel Memory Foam Mattress combines two leading sleep technologies at an incredible value. Gel-infused memory foam keeps you cool during sleep and body-contouring memory foam reduces... more

Twin XL Firm 12" Gel/Foam Mattress - Vibe Gel Memory Foam 12-Inch | CertiPUR-US Certified Bed-in-a-Box 75 H x 39 W 12 D in Wayfair 20.2146.23.01.96

Good mornings, good feelings, good times, good Vibe. The Vibe 12-inch Gel Memory Foam Mattress combines two leading sleep technologies at an incredible value. Gel-infused memory foam keeps you cool during sleep and body-contouring memory foam reduces... more

King Firm 12" Gel/Foam Mattress - Vibe Gel Memory Foam 12-Inch | CertiPUR-US Certified Bed-in-a-Box 80 H x 76 W 12 D in Wayfair 20.2146.23.04.96

Good mornings, good feelings, good times, good Vibe. The Vibe 12-inch Gel Memory Foam Mattress combines two leading sleep technologies at an incredible value. Gel-infused memory foam keeps you cool during sleep and body-contouring memory foam reduces... more

Twin Firm 12.5" Gel/Foam Mattress - Alwyn Home Ayia Gel Memory Foam | 75 H x 38 W 12.5 D in Wayfair F293F220A2554B0F98209112DEBDCE1E

Experience the ultimate in sleep comfort with our mattress featuring advanced technologies. The CoolTouch Temperature Regulating Fabric ensures a cool and refreshing sleep environment, keeping you comfortable throughout the night. The responsive Gel... more

Queen Firm 12.5" Gel/Foam Mattress - Alwyn Home Ayia Gel Memory Foam | 80 H x 60 W 12.5 D in Wayfair DEC9578B99EE4643B1AB9990A269E0C6

Experience the ultimate in sleep comfort with our mattress featuring advanced technologies. The CoolTouch Temperature Regulating Fabric ensures a cool and refreshing sleep environment, keeping you comfortable throughout the night. The responsive Gel... more

Twin Firm 12.5" Gel/Foam Mattress - Alwyn Home Ayia Gel Memory Foam | 80 H x 38 W 12.5 D in Wayfair 141CF1A4BE72429AB495AFFFA3C9E7D2

Experience the ultimate in sleep comfort with our mattress featuring advanced technologies. The CoolTouch Temperature Regulating Fabric ensures a cool and refreshing sleep environment, keeping you comfortable throughout the night. The responsive Gel... more

Full Firm 12.5" Gel/Foam Mattress - Alwyn Home Ayia Gel Memory Foam | 74 H x 54 W 12.5 D in Wayfair E46DD6BE3AA44526A049CD7BDD79F3B0

Experience the ultimate in sleep comfort with our mattress featuring advanced technologies. The CoolTouch Temperature Regulating Fabric ensures a cool and refreshing sleep environment, keeping you comfortable throughout the night. The responsive Gel... more

King Firm 12.5" Gel/Foam Mattress - Alwyn Home Ayia Gel Memory Foam | 80 H x 76 W 12.5 D in Wayfair F5231D13A568450C97CA4D857F4C2BF0

Experience the ultimate in sleep comfort with our mattress featuring advanced technologies. The CoolTouch Temperature Regulating Fabric ensures a cool and refreshing sleep environment, keeping you comfortable throughout the night. The responsive Gel... more

California King Firm 12.5" Gel/Foam Mattress - Alwyn Home Ayia Gel Memory Foam | 84 H x 72 W 12.5 D in Wayfair 7C968B87F3D24CEEA4B00CB1B441D104

Experience the ultimate in sleep comfort with our mattress featuring advanced technologies. The CoolTouch Temperature Regulating Fabric ensures a cool and refreshing sleep environment, keeping you comfortable throughout the night. The responsive Gel... more

California King Firm 12" Gel/Foam Mattress - Sleep Innovations Marley Medium Gel Memory Foam | 84 H x 72 W 12 D in Wayfair 3073843

The triple-layer design of the Marley mattress keeps you cool and supported all night long. The gel memory foam top layer and supportive middle layer with airflow channels provide a cooling effect, helping to maintain a comfortable climate while you... more

Full Firm 12" Gel/Foam Mattress - Sleep Innovations Marley Medium Gel Memory Foam | 75 H x 54 W 12 D in Wayfair 3073844

The triple-layer design of the Marley mattress keeps you cool and supported all night long. The gel memory foam top layer and supportive middle layer with airflow channels provide a cooling effect, helping to maintain a comfortable climate while you... more

Full Firm 12" Gel/Foam Mattress - Sleep Innovations Marley Medium Gel Memory Foam | 75 H x 54 W 12 D in Wayfair 3073844

The triple-layer design of the Marley mattress keeps you cool and supported all night long. The gel memory foam top layer and supportive middle layer with airflow channels provide a cooling effect, helping to maintain a comfortable climate while you... more

King Firm 12" Gel/Foam Mattress - Sleep Innovations Marley Medium Gel Memory Foam | 80 H x 76 W 12 D in Wayfair 3073846

The triple-layer design of the Marley mattress keeps you cool and supported all night long. The gel memory foam top layer and supportive middle layer with airflow channels provide a cooling effect, helping to maintain a comfortable climate while you... more

Twin Firm 12" Gel/Foam Mattress - The Twillery Co.® Gel Memory Foam | 80 H x 39 W 12 D in Wayfair 0DFC20C20D034C1F814A3B16579B709E

This 12" thick mattress features a tight top and low-motion transfer, so it's designed to let you stay asleep even if your partner tosses and turns. Two layers of firm gel memory foam provide a firm foundation and a breathable design to help cool you... more

King Firm 12" Gel/Foam Mattress - The Twillery Co.® Gel Memory Foam | 80 H x 76 W 12 D in Wayfair 19A9E0193ECF49B4B98F98AF629697D3

This 12" thick mattress features a tight top and low-motion transfer, so it's designed to let you stay asleep even if your partner tosses and turns. Two layers of firm gel memory foam provide a firm foundation and a breathable design to help cool you... more

Twin Firm 12.5" Gel/Foam Mattress - Alwyn Home Ayia Gel Memory Foam | 75 H x 38 W 12.5 D in Wayfair F293F220A2554B0F98209112DEBDCE1E

Experience the ultimate in sleep comfort with our mattress featuring advanced technologies. The CoolTouch Temperature Regulating Fabric ensures a cool and refreshing sleep environment, keeping you comfortable throughout the night. The responsive Gel... more

Queen Firm 12" Gel/Foam Mattress - Sleep Innovations Marley Medium Gel Memory Foam | 80 H x 60 W 12 D in Wayfair 3073848

The triple-layer design of the Marley mattress keeps you cool and supported all night long. The gel memory foam top layer and supportive middle layer with airflow channels provide a cooling effect, helping to maintain a comfortable climate while you... more

Queen Firm 12" Gel/Foam Mattress - The Twillery Co.® Gel Memory Foam | 80 H x 60 W 12 D in Wayfair BA35A5B788F94BD385ADFBB74E2EE692

This 12" thick mattress features a tight top and low-motion transfer, so it's designed to let you stay asleep even if your partner tosses and turns. Two layers of firm gel memory foam provide a firm foundation and a breathable design to help cool you... more

King Medium 12" Gel/Foam Mattress - Alwyn Home Napa Gel Memory Foam | 80 H x 76 W 12 D in Wayfair 277D83817DDE413A9595B3A3CA7FB859

The gel-infused memory foam keeps you cool all night. Two Two-Sides Sleep is designed for those sleepers who prefer a medium between firm support and cloud-like comfort. The 12" foam mattress has passed the certification of safety foam. Using it allows... more

King Medium 12" Gel/Foam Mattress - Alwyn Home Napa Gel Memory Foam | 80 H x 76 W 12 D in Wayfair 277D83817DDE413A9595B3A3CA7FB859

The gel-infused memory foam keeps you cool all night. Two Two-Sides Sleep is designed for those sleepers who prefer a medium between firm support and cloud-like comfort. The 12" foam mattress has passed the certification of safety foam. Using it allows... more

Full Firm 12" Memory Foam Mattress - Early Bird CopperCool Performance in Brown | 74 H x 52 W 12 D Wayfair EBRR20412-1030

Awaken ready to take on the day with the Early Bird Copper Cool Performance Gel Memory foam mattress. Each Gel Memory Foam mattress is built with a top layer of cooling Gel Memory Foam for cooling comfort and pressure point relief. A base of durable... more

Queen Firm 12" Memory Foam Mattress - Early Bird CopperCool Performance in Brown | 79 H x 59 W 12 D Wayfair EBRR20412-1050

Awaken ready to take on the day with the Early Bird Copper Cool Performance Gel Memory foam mattress. Each Gel Memory Foam mattress is built with a top layer of cooling Gel Memory Foam for cooling comfort and pressure point relief. A base of durable... more

Twin Firm 12" Memory Foam Mattress - Early Bird CopperCool Performance in Brown | 74 H x 37 W 12 D Wayfair EBRR20412-1010

Awaken ready to take on the day with the Early Bird Copper Cool Performance Gel Memory foam mattress. Each Gel Memory Foam mattress is built with a top layer of cooling Gel Memory Foam for cooling comfort and pressure point relief. A base of durable... more

Twin Firm 12" Memory Foam Mattress - Early Bird CopperCool Performance in Brown | 74 H x 37 W 12 D Wayfair EBRR20412-1010

Awaken ready to take on the day with the Early Bird Copper Cool Performance Gel Memory foam mattress. Each Gel Memory Foam mattress is built with a top layer of cooling Gel Memory Foam for cooling comfort and pressure point relief. A base of durable... more

California King Firm 12" Memory Foam Mattress - Early Bird CopperCool Performance in Brown | 83 H x 71 W 12 D Wayfair EBRR20412-1070

Awaken ready to take on the day with the Early Bird Copper Cool Performance Gel Memory foam mattress. Each Gel Memory Foam mattress is built with a top layer of cooling Gel Memory Foam for cooling comfort and pressure point relief. A base of durable... more

Twin Firm 12" Memory Foam Mattress - Early Bird CopperCool Performance in Brown | 79 H x 37 W 12 D Wayfair EBRR20412-1020

Awaken ready to take on the day with the Early Bird Copper Cool Performance Gel Memory foam mattress. Each Gel Memory Foam mattress is built with a top layer of cooling Gel Memory Foam for cooling comfort and pressure point relief. A base of durable... more

King Firm 12" Memory Foam Mattress - Early Bird CopperCool Performance in Brown | 79 H x 75 W 12 D Wayfair EBRR20412-1060

Awaken ready to take on the day with the Early Bird Copper Cool Performance Gel Memory foam mattress. Each Gel Memory Foam mattress is built with a top layer of cooling Gel Memory Foam for cooling comfort and pressure point relief. A base of durable... more

Full Firm 12" Memory Foam Mattress - White Noise Poar Reversible Plush | 75 H x 54 W 12 D in Wayfair 6ABF3ECA87874C3F98E60B5EEDFA607A

Two different comfort options all in one mattress! This unique 12-inch reversible mattress will change the way you sleep by allowing you to choose a plush or firm side. The Feran Ice cover keeps you cool while you rest and the G Flex cool Gel memory... more

Twin Firm 12" Memory Foam Mattress - White Noise Poar Reversible Plush | 75 H x 39 W 12 D in Wayfair 326E36C1E26D4CAD952C56225714BA01

Two different comfort options all in one mattress! This unique 12-inch reversible mattress will change the way you sleep by allowing you to choose a plush or firm side. The Feran Ice cover keeps you cool while you rest and the G Flex cool Gel memory... more

California King Firm 12" Foam Mattress - Lucid Comfort Collection | 80 H x 72 W 12 D in Wayfair LU12CK45MF

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 Firm 12" Memory Foam Mattress - White Noise Poar Reversible Plush | 75 H x 39 W 12 D in Wayfair 326E36C1E26D4CAD952C56225714BA01

Two different comfort options all in one mattress! This unique 12-inch reversible mattress will change the way you sleep by allowing you to choose a plush or firm side. The Feran Ice cover keeps you cool while you rest and the G Flex cool Gel memory... more

Queen Firm 12" Foam Mattress - Lucid Comfort Collection | 80 H x 60 W 12 D in Wayfair LUCC12QQ45MF

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

King Firm 12" Foam Mattress - Lucid Comfort Collection | 80 H x 72 W 12 D in Wayfair LU12KK45MF

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 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 Firm 12" Foam Mattress - Lucid Comfort Collection | 80 H x 39 W 12 D in Wayfair LU12TX45MF

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 - Corsicana Hospitality 12 Plush No Infusions Hybrid | 84 H x 76 W D in Wayfair AH10512SH-1070

12-inch Pocketed coil firm mattress. A hybrid mattress with gel memory foam provides additional body contouring and support while creating a cool sleep surface. Mattress Size: California King | California King Firm 12" Foam Mattress - Corsicana... more