🇺🇸 United States · Memory Foam vs Memory foam

Cocoon by Sealy ChillvsNectar

Which one is best for you? Cocoon by Sealy Chill vs Nectar - 2026 comparison by Vs Mattress

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Cocoon by Sealy ChillSave 35% + Free Pillows & SheetsNectar33% Off Everything

Cocoon by Sealy Chill

by Sealy · Memory Foam

Save 35% + Free Pillows & Sheets

10 years · 100-night trial

Top pick

Nectar

by Nectar Sleep · Memory foam

33% Off Everything

FOREVER · 365-night trial

Pricing by size

Cocoon by Sealy Chill

Twin$619

Twin XL$709

Full (Double)$819

Queen$1,079

King$1,389

California King$1,389

Nectar

Twin$649

Twin XL$899

Full (Double)$949

Queen$1,099

King$1,399

California King$1,399

Essential information

	Cocoon by Sealy Chill	Nectar
Type	Memory Foam	Memory foam
Launched	–	–
Brand	Sealy	Nectar Sleep
Made in	United States	China
Unique points	3 layer construction: Perfect Fit Memory Foam Personalized Comfort Layer Support Foam.	The Nectar Memory Foam mattress is made of three distinct layers:Nectar Smart Layer: 3" Gel Memory Foam (Density: 2.13 lbs) Dynamic Support Layer: 2" PU - Soft Conventional Foam (Density: 1.73 lbs) Stay-Stable Base layer: 7" PU - Standard Conventional Foam (Density: 1.76 lbs).
Video	–	Nectar Sleep, One of the Best Online Mattresses at a Great Price!

Certifications & trial

	Cocoon by Sealy Chill	Nectar
OEKO-TEX®	No	No
CertiPUR-US®	Yes	Yes
Certifications	CertiPur-US®	CertiPur-US®
Other certification info	–	–
Sleep trial	100 nights	365 nights
Warranty	10 years	FOREVER
Free shipping	–	–
Free returns	Yes	No
Pay later	Yes	Yes
Delivery info	When you order your Cocoon by Sealy mattress, well ship it to you (by UPS Ground) for free. Typically, your Cocoon by Sealy will arrive in 5 to 7 days.	Your NECTAR mattress will be delivered free of charge within the contiguous US. A non-refundable shipping charge is added for Alaska and Hawaii. Shipping unavailable for US territories such as Puerto Rico and Guam.

Firmness & feel

	Cocoon by Sealy Chill	Nectar
One firmness fits all	Yes	Yes
Select your firmness	No	No
Adjustable firmness	No	No
Half and half firmness	No	No
Flippable / reversible	No	No
Firmness info	The Cocoon Chill is a medium firmness, about a 6 on the firmness scale. We've found that most sleepers prefer a mattress that's fully supportive but not too firm, so we created a mattress with our Perfect Fit memory foam that adapts to your unique body size, shape and sleep position.	Nectar's has engineered a mattress that is comfortable, cool and supportive for all types of sleepers. The ideal ratio of softness, firmness and support works for you. It is rated a 6.5 out of 10 or "just right" on the firmness scale.

Construction & materials

	Cocoon by Sealy Chill	Nectar
Layers	Perfect Fit Memory Foam, Personalized Comfort Layer, Support Foam.	Nectar Smart Layer: 3" Gel Memory Foam (Density: 2.13 lbs), Dynamic Support Layer: 2" PU - Soft Conventional Foam (Density: 1.73 lbs), Stay-Stable Base layer: 7" PU - Standard Conventional Foam (Density: 1.76 lbs).
Cover	Our premium stretch-knit cover is infused with a proprietary "Phase Change Material" that absorbs and dissipates heat for a refreshing, cool to the touch surface.	Quilted Cool Cover A breathable poly-blend cover featuring heat-wicking, cooling technology. The cover will provide a cool-to-the-touch or cooling sensation upon direct contact this is because the polyethylene fibers help to quickly disperse or wick away any superficial heat transferred to it through touch. A Shift-Resistant Lower Cover keeps your mattress in place and the layers inside in place.
Machine-washable cover	No	No
Ergonomic handles	No	No
Comfort	A top layer of memory foam helps reduce the amount of movement from your sleep partner. The Soft model reduces a bit more motion transfer than the Firm model. Phase Change Material (PCM) absorbs your body heat leaving you with a cool to the touch mattress experience.	A sleep-tech-infused, cool-to-the-touch quilted breathable cover combines with gel-infused memory foam to help keep your sleeping temp regulated.
Support	Our high-quality memory foam adapts to your body size, shape and sleep position to ensure a great sleep no matter which feel is right for you. Support Foam base layer engineered to be highly durable and resilient. We've tested it, and we know it bounces back every time.	Move around freely without waking your partner or spilling your drink. Gel-infused memory foam gently cradles you to sleep and keeps you there, with a snug-as-a-bug body hug. Nectar's adaptive memory foam layer helps relieve pressure points beneath your shoulders, hips and legs, encouraging better spinal alignment. Because truly relaxed muscles are the key to deeper dreaming. The 3 inches of cushy high-density, pressure-relieving gel memory foam used in the comfort layer cuddles every joint and curve. Get tailored bounce-back with 2 inches of dynamically adjusting foam from the transition layer. Get the support your body needs to relax into a deep sleep. A sturdy 7-inch layer of standard foam ensures the comfort and support layers above it perform at their best.
Posts	–	Why do customers review the Nectar so well? 4.7 stars with over 30,000+ reviews, read what the customers have to say! [Read more]

Size & weight

	Cocoon by Sealy Chill	Nectar
Available sizes	Twin, Twin XL, Full (Double), Queen, King, California King	Twin, Twin XL, Full (Double), Queen, King, California King
Dimensions	Twin: 10 "	Twin: 12 "
Twin weight (kg)	40	40
Twin XL weight (kg)	42	42
Full (Double) weight (kg)	56	55
Queen weight (kg)	64	66
King weight (kg)	83	84
California King weight (kg)	83	83

FAQs

Cocoon by Sealy Chill

Can you flip the Cocoon Chill mattress?

No, the Cocoon Chill mattress is not designed to be flipped. It is constructed with support layers at the bottom and comfort layers at the top. Flipping the mattress would disrupt the intended firmness and feel.

Is the Cocoon Chill mattress good for side sleepers?

The Cocoon Chill mattress may feel too firm for most side sleepers, but it is an excellent choice for back and stomach sleepers.

Do Cocoon by Sealy mattresses contain latex?

No, Cocoon™ by Sealy mattresses do not contain latex.

Nectar

Do Nectar mattresses sag over time?

Like all mattresses, the Nectar mattress can experience some sagging over time, primarily due to usage patterns and lack of care. However, regular maintenance such as rotation and evenly distributing pressure is necessary to maximize its lifespan.

Do I have to keep my Nectar mattress 30 days before returning?

Nectar offers a 365-day trial period for its mattresses. However, Nectar does have a mandatory 30-day break-in period. This means customers are required to keep their mattress for at least 30 days before initiating a return.

Where is Nectar Mattress company located?

Nectar Sleep is located in Palo Alto, California, United States. It was founded in 2016.

Wrap up

Thank you for checking out this Cocoon by Sealy Chill vs Nectar mattress comparison. We have tried to compare all the necessary information to help you choose which mattress is the most suitable for you.

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