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Casper

Casper Dream Max Mattress

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Size: Twin XL

The plush Casper hybrid: softer, taller, seven support zones underneath

If a soft bed has ever left your lower back sore by morning, the Casper Dream Max is built to answer why. It is the step-up hybrid: fourteen inches, a plush 4-out-of-10 surface, set on a wrapped-coil core with two layers of zoning and seven support zones tuned along your spine. The top gives where your shoulder and hip need it; the coils underneath do not. That is the trick a cheap all-foam soft bed almost never pulls off.

What the "Max" adds over the Dream

Two extra inches of bed and a deeper, softer comfort layer. Casper's enhanced Breathe+ Flex Foam gives a more cushioned, more breathable surface than the standard Dream, and the encased coil core adds support and a stronger edge beneath it. At a 4-out-of-10 it reads plush on contact while the zoning keeps your spine honest. That extra height is the room a deeper comfort layer needs to cradle a shoulder and hip without bottoming out onto the core.

The first few minutes on it

Lie down on your side and the shoulder and hip settle in first: that is the plush 4/10 surface and the Breathe+ Flex Foam doing their job. What you will not feel is the slow, stuck sink of a soft all-foam bed, because the wrapped coils push back and keep you on top of the mattress rather than in a hammock. Roll over and the coils make the turn easy; sit on the edge and the reinforced perimeter holds, so you get the full surface to sleep on.

Seven zones, two layers of zoning

Casper builds this bed with two layers of zoning and seven support zones: the foam runs softer under the shoulders and firmer under the hips, so a plush surface still lands your spine where it should be. It is why a back-pain sleeper can have a genuinely soft top without the mid-bed sag that wakes you at 3 a.m. The foams are fiberglass-free and CertiPUR-US certified, and the bed is designed and assembled in the USA.

Who it fits, and who it does not

Side sleepers are the headline fit: a soft, deep surface for the shoulder and hip, with coils to keep the spine aligned. Heavier side sleepers in particular benefit, because the coil core supports weight under the deep foam, so you sink in, not through. Be honest on one point: if you sleep strictly on your stomach, or want a firm, on-top-of-the-bed feel, a 4-out-of-10 plush build is softer than you will likely want. The balanced medium Casper Dream is the better call there.

Dream Max or Dream?

The standard Casper Dream is a balanced medium at twelve inches; the Max is softer, taller, and more cushioned. If the medium Dream feels firmer than you want, the Max is the cushioned step up you are reaching for. If cooling above all is your priority, look at the Casper Snow Max, a tall, plush hybrid that adds Casper's dedicated cooling for hot sleepers. See where each one sits in the full Casper lineup.

Living with it: couples, bases, sheets

Motion isolation is very good, so for couples a partner turning over or getting up stays on their side. The bed works on an adjustable base, a platform, a slatted base with narrow gaps, or a solid foundation. At fourteen inches, reach for deep-pocket sheets (14 inches or more) so they fit properly. Casper's 10-year limited warranty against manufacturing defects is honored on every bed the Mattress Overstock team sells as an authorized dealer.

Ten minutes beats ten reviews

Plush-but-supported is a feel you have to test: too soft on a screen looks the same as just-right. The Dream Max is on the Mattress Overstock floors beside the Dream so you can feel the step up, across five Kentucky showrooms (Lexington on Nicholasville Road, Richmond, Georgetown, London, and Somerset), no appointment needed. The 100-night trial holds at full length when you buy from a local authorized dealer, and the floor is paid the same no matter which brand you choose, so the guidance is honest. Lie on it this week, then select your size to see the live Mattress Overstock price, with free delivery, setup, and old-mattress removal across the Kentucky service area.

Size: Twin XL

What makes this mattress different

Plush 4/10 Feel

A softer, more cushioned surface than the medium Dream, built to sink into at the shoulders and hips while the coils keep you supported.

Breathe+ Flex Foam

Casper's enhanced, more breathable comfort foam for a deeper yet cooler-sleeping surface than the standard Dream.

Seven-Zone Support

Two layers of zoning with seven support zones: softer under the shoulders, firmer under the hips, so a plush surface still aligns your spine.

Encased Coil Core

A wrapped-coil support core that holds the soft surface up and adds airflow, so you sink in, not through.

Reinforced Edge Support

A firmer perimeter so the soft, tall build still gives you the full mattress to sleep and sit on.

Fiberglass-Free, CertiPUR-US

Foams made without fiberglass and CertiPUR-US certified for content, emissions, and durability. Designed and assembled in the USA.

100-Night Home Trial

Sleep on it for 100 nights, the trial holding at full length when you buy from an authorized dealer like Mattress Overstock.

10-Year Warranty

Casper's 10-year limited warranty against manufacturing defects, honored on every bed sold by the Mattress Overstock team.

The build

Plush zoned hybrid, layer by layer

The Dream Max is the deeper, softer take on the Casper hybrid, built top to bottom for plush feel with real coil support:

  • Breathable comfort cover. A soft knit cover built to move air across the surface.
  • Breathe+ Flex Foam. Casper's enhanced, deeper, more breathable comfort layer than the standard Dream: the source of the plush 4/10 feel, and more open to airflow than dense all-foam tops.
  • Zoned comfort, seven zones. Two layers of zoning with seven support zones, precision-cut softer under the shoulders and firmer under the hips, so the surface can be soft while your spine stays aligned.
  • Encased coil core. Individually wrapped steel coils beneath the foam that support the soft top, respond point by point, add airflow, and firm up the edge.
  • Durable base. Anchors the coil unit and squares the edges for a stable foundation.

Fourteen inches, plush (4/10), fiberglass-free and CertiPUR-US certified foams, designed and assembled in the USA, backed by the 100-night trial and Casper's 10-year limited warranty. (Architecture described from Casper's specs; Casper does not publish every individual layer thickness for this model.)

Who it fits

The plush Casper hybrid

Side sleepers: the headline fit. A soft, deep surface lets the shoulder and hip settle in while the seven-zone coil core keeps the spine aligned.

Back-pain relief seekers: if a soft bed has left your lower back sore, the zoned coils hold the plush surface up so you get cushion without the mid-bed sag.

Heavier side sleepers: the encased coil core supports weight under the deep foam, so you sink in, not through.

Couples: very good motion isolation from the wrapped coils means a partner turning over or getting up stays on their side, and the firmer edge gives you the whole bed.

Combination sleepers who like soft: the coils' lift makes turning easy on a plush surface, so you are not fighting a sinkhole every time you switch positions.

Not for strict stomach sleepers or firm-feel fans: a 4/10 plush build will let the hips dip and reads softer than an on-top-of-the-bed feel. The medium Casper Dream suits you better.

Specifications

Height14"
FeelSoft
Firmness4 out of 10 (10 = firmest)
ConstructionSide & Combination Sleepers + Back-Pain Relief Seekers + Breathe+ Flex Foam + Durable Base (Foam & Encased Coils)
CoolingIndividually wrapped steel coils positioned beneath the premium foam layers.
Motion isolationVery good - individually wrapped coils and upper foams keep partner movement controlled
Adjustable baseYes, compatible with adjustable bases
CertificationsCertiPUR-US certified foams
Warranty10-year limited warranty
Trial period100 days at Mattress Overstock

Frequently asked questions

How soft is the Casper Dream Max?

Plush: about 4 out of 10, noticeably softer and taller than the medium Dream, with a wrapped-coil core that keeps it supportive. Casper describes the feel as medium-soft, responsive, and lively.

Dream Max or Dream?

The Dream is a balanced medium (12"); the Max is softer, taller (14"), and more cushioned with enhanced Breathe+ Flex Foam. Side sleepers who want plush usually prefer the Max; stomach sleepers and firm-feel fans should choose the Dream.

Is a soft bed still supportive?

Yes. The encased coil core and seven support zones hold the plush surface up and keep your spine aligned, which a soft all-foam bed can struggle to do. Worth feeling in person if soft beds have left your back sore.

What are the seven support zones?

Casper builds the Dream Max with two layers of zoning and seven support zones, precision-cut softer under the shoulders and firmer under the hips. The result is a plush surface that still aligns your spine instead of letting it sag in the middle.

Does it sleep hot?

The Breathe+ Flex Foam and the coil core both move air, so it sleeps cooler than a soft all-foam bed of the same feel. For maximum cooling, see the Casper Snow Max, which adds Casper's dedicated cooling system.

Is it made with fiberglass?

No. The Dream Max foams are fiberglass-free and CertiPUR-US certified for content, emissions, and durability, and the bed is designed and assembled in the USA.

How tall is it: will my sheets fit?

Fourteen inches. Use deep-pocket sheets (14" or more) for a proper fit, and measure the height against your frame before you buy.

Do I need a special foundation?

No. A platform, a slatted base (narrow gaps, around 3" or less), a solid foundation, or an adjustable base all work with it.

What is the trial and return policy?

The Dream Max carries a 100-night trial that holds at full length when you buy from an authorized dealer like Mattress Overstock. If it is not the right bed, you exchange it for store credit toward a mattress of equal or greater value (pay any difference), rather than a cash refund.

Can I see it near me?

Yes, on the floor across five Kentucky showrooms (Lexington on Nicholasville Road, Georgetown, Somerset, London, and Richmond), set up next to the Dream so you can feel the step up. Free local delivery, setup, and old-mattress haul-away, with the floor paid the same no matter which brand you choose.

Why buy it from Mattress Overstock

Buy it from people you can actually visit

  • Free local delivery To your home across Central & Eastern Kentucky.
  • Free setup We place and set up your new bed in the room.
  • Free old-mattress haul-away The old one goes out the same day the new one comes in.
100-night trial See exchange policy for details
4.7 from 535 Google reviews · 5 Kentucky showrooms
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Independently owned in Kentucky since 2012. Walk in any day (no appointment) and someone who actually knows the floor will help you find the right fit.

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Try it in person at any Kentucky showroom

Walk into any Mattress Overstock location, lie down, and feel the difference yourself. No appointment, no pressure. Our team has over 100 years of combined mattress experience and we're here to help you find the right fit.