Name: Serta® Sheer Slumber™ Gel Memory Foam Medium Firm Tight Top King Mattress in Box
Brand: Serta
SKU: 993680
Price: 619 USD
Availability: InStock
Rating: 4.6 (28 reviews)

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Serta® Sheer Slumber™ Gel Memory Foam Medium Firm Tight Top King Mattress in Box

Comfort has never been more convenient. The new 8” Serta® Sheer Slumber™ EZ Tote mattress delivers quality comfort to your front door in our smallest carton ever. We’ve combined cooling Serta® Gel Memory Foam with our durable Serta® Foam Core for cool, supportive comfort that keeps you in dreamland all night long.

The new Serta® Sheer Slumber® mattress delivers quality, convenient comfort to your front door in our smallest carton ever. We’ve combined cooling Serta® Gel Memory Foam with our durable Serta® Foam Core for a cool, supportive mattress that keeps you in dream-land all night long.

This unique gel memory foam contours to the body for cushioning comfort and allows airflow to keep you cool and comfortable throughout the night.

Our new and improved Serta Foam Core provides durable support for any sleep position. With consistent support from edge to edge, you'll be comfortably supported all night long

Serta has been in the sleep industry for over 90 years and has been dedicated the entire time to helping people like you find a solution to your sleep problems so you can finally sleep better than you ever have. We love helping people find their best sleep and this is why our brand exists. Serta has been in the sleep industry for over 90 years and has been dedicated the entire time to helping people like you find a solution to your sleep problems so you can finally sleep better than you ever have. We love helping people find their best sleep and this is why our brand exists.
We believe that mattress shopping shouldn’t be stressful. We also believe whether you are buying online or in-store, you should be comfortable during the entire purchase process. So no matter if you're a back, stomach or side sleeper or if you sleep at night or during the day, we have a product to help you get the sleep you deserve. Check out some of the things we’ve learned along the way that help us to continue to be able to bring new sleep innovations to the table.

*Mattress only, all other products sold separately. Images may not depict actual size.

Exclusive Serta up to $200 Memorial Day Rebate

Exclusive Serta up to $200 Labor Day Rebate

We’ve combined cooling Serta® Gel Memory Foam and supportive Serta® Foam Core in our smallest carton ever to bring you cool, convenient comfort.   

Serta® 2" Full Bunkie Board

Elevate your bed’s performance with a high-quality bunkie board. Crafted for strength and stability, it delivers firm, even support that enhances mattress comfort and extends its lifespan. Its sleek, low-profile design fits perfectly on bunk beds, platform frames, and daybeds—giving you a smoother sleep surface and a cleaner, more modern bedroom setup.

Serta® 2" Twin Bunkie Board

Twin Low FoundationElevate your bed’s performance with a high-quality bunkie board. Crafted for strength and stability, it delivers firm, even support that enhances mattress comfort and extends its lifespan. Its sleek, low-profile design fits perfectly on bunk beds, platform frames, and daybeds—giving you a smoother sleep surface and a cleaner, more modern bedroom setup.

Serta® 2" Twin XL Bunkie Board

Serta® 2" King Bunkie Board. Includes 2 Pieces

Serta® 2" Queen Bunkie Board

Serta® 2" California King Bunkie Board

Serta® 2" Split Queen Bunkie Board, Includes 2 Pieces

Serta® 9" California King Standard Foundation, Includes 2 Pieces

The Serta flat mattress foundation is a durable box spring alternative that provides ideal support for your Serta mattress. It adds 9 inches of height to your bed, enhances comfort, helps reduce motion transfer, and extends mattress life through stable, long-lasting construction and reliable everyday performance.

Serta® 9" Twin Standard Foundation

The Serta Flat Mattress Foundation is a box spring alternative and provides the perfect support for your Serta mattress, adds 9” in height to your bed and is designed to provide durability and long-lasting comfort. Pairing this bed base with your mattress will support it and extend its life while helping isolate the effect of your partner’s movements in bed. 

Serta® 9" Twin XL Standard Foundation

Serta® 9" Full Standard Foundation

Our Serta Flat Mattress Foundation is a box spring alternative and is designed for long-lasting support and reduced motion for an indulgent night’s sleep.

Serta® 9" Queen Standard Foundation

Serta® 9" King Standard Foundation, Includes 2 Pieces

Serta® 24 Waterfall 6" California King Low Profile Foundation, Includes 2 Pieces

An alternative to a box spring, the Serta Mattress Foundation provides the perfect support for your mattress while adding 6" in height to your bed. Designed to provide durability and long-lasting comfort, pairing this bed base with your mattress will not only support it but can help extend its life. It also helps isolate the effect of your partner's movements in bed, so you both experience uninterrupted sleep.

Serta® 24 Waterfall 6" Twin Low Profile Foundation

Serta® 24 Waterfall 6" Queen Low Profile Foundation

Serta® 24 Waterfall 6" King Low Profile Foundation, Includes 2 Pieces

An alternative to a box spring, the Serta mattress foundation provides the perfect support for your mattress while adding 6" in height to your bed. Designed to provide durability and long-lasting comfort, pairing this bed base with your mattress will not only support it but can help extend its life.

Serta® 24 Waterfall 6" Twin XL Low Profile Foundation

Serta® 24 Waterfall 6" Split King Low Profile Foundation, Includes 2 Pieces

Serta® 24 Waterfall 6" Full Low Profile Foundation

Serta® 24 Waterfall 9" California King Standard Foundation, Includes 2 Pieces

An alternative to a box spring, the Serta mattress foundation provides the perfect support for your mattress while adding 9" in height to your bed. Designed to provide durability and long-lasting comfort, pairing this bed base with your mattress will not only support it but can help extend its life.

Serta® 24 Waterfall 9" Twin Standard Foundation

An alternative to a box spring, the Serta Mattress Foundation provides the perfect support for your mattress while adding 9" in height to your bed. Designed to provide durability and long-lasting comfort, pairing this bed base with your mattress will not only support it but can help extend its life. It also helps isolate the effect of your partner's movements in bed, so you both experience uninterrupted sleep.

Serta® 24 Waterfall 9" Twin XL Standard Foundation

Serta® 24 Waterfall 9" Full Standard Foundation

Serta® 24 Waterfall 9" Split King Standard Foundation, Includes 2 Pieces

Serta® 24 Waterfall 9" Queen Standard Foundation

Serta® 24 Waterfall 9" King Standard Foundation, Includes 2 Pieces

The Serta Flat Mattress Foundation is a box spring alternative and provides the perfect support for your Serta mattress, adds 9” in height to your bed and is designed to provide durability and long-lasting comfort.

Serta® Flat Queen Standard Foundation

Serta® Flat California King Low Profile Foundation, Includes 2 Pieces

The Serta® flat mattress foundation is a box spring alternative and provides the perfect support for your Serta® mattress, adds 6” in height to your bed and is designed to provide durability and long-lasting comfort.

Serta® Flat Twin Standard Foundation

Serta® Flat Twin Low Profile Foundation

The Serta Flat Mattress Foundation is a box spring alternative and provides the perfect support for your Serta mattress, adds 6” in height to your bed and is designed to provide durability and long-lasting comfort.

Serta® Flat Queen Low Profile Foundation

Serta® Flat King Low Profile Foundation, Includes 2 Pieces

Serta® Flat King Standard Foundation, Includes 2 Pieces

Serta® Flat Full Low Profile Foundation

Serta® Flat Full Standard Foundation

Serta® Flat California King Standard Foundation, Includes 2 Pieces

The Serta® flat mattress foundation is a box spring alternative and provides the perfect support for your Serta® mattress, adds 9” in height to your bed and is designed to provide durability and long-lasting comfort.

Serta® Flat Twin XL Low Profile Foundation

Serta® Flat Twin XL Standard Foundation

Serta® Flat Split Queen Low Profile Foundation, Includes 2 pieces

Serta® Perfect Sleeper® 5" California King Low Profile Foundation, Includes 2 Pieces

The Serta® Perfect Sleeper® low profile foundation, includes 2 pieces, provides sturdy, supportive bedding for a comfortable night’s sleep. Its low-profile design fits under most mattresses, enhancing stability, durability, and overall sleep quality while maintaining a sleek look.

Serta® Perfect Sleeper® 5" Twin Low Profile Foundation

The Serta® Perfect Sleeper provides the extra height and support for your mattress.

Serta® Perfect Sleeper® 5" Split Queen Low Profile Foundation, Includes 2 pieces

The Serta® Perfect Sleeper Foundation provides the extra height and support for your mattress.

Serta® Perfect Sleeper® 5" Queen Low Profile Foundation

Serta® Perfect Sleeper® 5" King Low Profile Foundation, Includes 2 Pieces

Serta® Perfect Sleeper® 5" Twin XL Low Profile Foundation

Serta® Perfect Sleeper® 5" Full Low Profile Foundation

Serta® StabL-Base® Full Standard Foundation

Serta® StabL-Base® foundations provide the perfect support for your Serta® mattress and  are designed to provide durability and long-lasting comfort. Pairing the matching foundation to your Serta® mattress will support it for the life of your mattress and help isolate the effect of your partner’s movements. Serta® StabL-Base® foundations meet or exceed Federal Fire Retardancy Standards when used with a compatible Serta® mattress.

Serta® StabL-Base® Twin Standard Foundation

Serta® StabL-Base® Twin XL Standard Foundation

Serta® StabL-Base® Queen Standard Foundation

Serta® StabL-Base® King Standard Foundation, Includes 2 pieces

Serta® StabL-Base® foundations provide the perfect support for your Serta® mattress and  are designed to provide durability and long-lasting comfort. Pairing the matching foundation to your Serta® mattress will support it for the life of your mattress and help isolate the effect of your partner’s movements.

Serta® StabL-Base® Split California King Standard Foundation, Includes 2 Pieces

Serta® StabL-Base® Split Queen Standard Foundation, Includes 2 pieces

Serta® Sheer Slumber™ Gel Memory Foam Medium Firm Tight Top Twin Mattress in a Box

The new Serta Sheer Slumber mattress delivers quality, convenient comfort to your front door in our smallest carton ever. We’ve combined cooling Serta Gel Memory Foam with our durable Serta Foam Core for a cool, supportive mattress that keeps you in dream-land all night long.