Crystal Cove research

30-second evidence brief

Bottom line

Crystal Cove: a documented two-sided latex and memory-foam hybrid with outside findings kept in their exact source scope.

Quick mattress answers

What the research suggests

Reported
Results vary
Not enough public information

Results vary

Sleep positionNot enough public information

The reviewed sources do not provide a clear position finding for this mattress.

Results vary

Body rangeNot enough public information

The reviewed sources do not provide a clear body-weight finding for this mattress.

Results vary

CoolingGenerally favorable

Comfort, support, cooling, pain relief, and durability are not universal outcomes or medical conclusions.

Results vary

Motion isolationNot enough public information

The reviewed sources do not provide a clear motion isolation finding for this mattress.

Results vary

Support designZoned pocketed-coil core

Shared reversible coil support with stronger perimeter Primary support

Reported

Published feelMedium Soft side and Medium Firm side

Brand wording, not our laboratory measurement.

BuildCurrent U.S. mattress research Profile13 inches SourcesLinked below

Evidence suggests it may suit

Shoppers specifically researching the Crystal Cove rather than a loosely related brand family.

Readers who want official product claims separated from attributed independent findings and open questions.

Evidence suggests checking first

Published firmness is a label, not an independent whole-mattress measurement or a comfort guarantee.

Materials, suppliers, policies, and construction details can change; the dated sources below define the scope of this page.

Research synthesis · no Nappedia physical testRead the full conclusion ↓

Construction evidenceComponents documented; layer order not established

The reviewed sources name 3 components for Crystal Cove, but do not support one reliable top-to-bottom sequence. No cut-open layer stack is shown because that would imply evidence we do not have.

Scope before conclusions

This dossier covers the current U.S. Crystal Cove in Two-sided Medium Soft / Medium Firm · 13 inches. It does not silently merge nearby heights, firmnesses, retailer editions, sibling models, or earlier generations. We have not slept on, opened, or physically tested this mattress.

Editorial synthesis

Evidence behind the conclusion

Analysis

Crystal Cove: a documented two-sided latex and memory-foam hybrid with outside findings kept in their exact source scope.

Official sources establish the current identity, the published medium soft side and medium firm side feel, the 13 inches profile, broad construction, and direct-purchase policies to the extent stated. Sleep Foundation publishes an 8.4/10 overall rating for the Crystal Cove and separates findings by sleep surface. Sleep Foundation's displayed score is normalized to 84/100 for comparison. It remains that publisher's sleep foundation overall rating for crystal cove, not a score created or physically reproduced by Nappedia. Exact component densities and suppliers, Configuration-matched long-term durability, Complete fire-barrier and adhesive recipe remain unresolved, so they are shown as evidence gaps instead of being inferred from a nearby mattress.

Who the cited evidence may support

These are research signals, not a comfort guarantee.

Shoppers specifically researching the Crystal Cove rather than a loosely related brand family.
Readers who want official product claims separated from attributed independent findings and open questions.

What to check before choosing

These limitations may change whether the mattress fits.

Published firmness is a label, not an independent whole-mattress measurement or a comfort guarantee.
Materials, suppliers, policies, and construction details can change; the dated sources below define the scope of this page.

Confidence statement

High confidence in the captured identity and cited policy statements; construction confidence follows the disclosure depth shown below. No physical test was performed, and unknown details remain explicitly unresolved.

Identity and core facts

At a glance

Exact record: OfficialCrystal Cove · Two-sided Medium Soft / Medium Firm · 13 inches^{1, 2}
Brand: OfficialBrentwood Home¹
Construction: OfficialTwo-sided latex and memory-foam hybrid^{1, 2}
Published feel: OfficialMedium Soft side and Medium Firm side
Brand wording, not our laboratory measurement.
^{1, 2}
Profile: Official13 inches^{1, 2}
Sizes located: OfficialTwin, Twin XL, Full, Queen, King, California King; exact availability can vary^{1, 2}
Independent exact score: Independent84/100 · Sleep Foundation
Sleep Foundation overall rating for Crystal Cove
⁵

Named components

Published component map

The official page names these components but does not render one reliable top-to-bottom sequence. They are not numbered as a confirmed stack. This is not our teardown or independent verification of composition.

•
Official
Medium-soft surface
Polyfoam and charcoal-infused memory foam
Closer contouring
^{1, 2}
•
Official
Medium-firm surface
Ventilated natural latex
More responsive cushioning
^{1, 2}
•
Official
Zoned pocketed-coil core
Shared reversible coil support with stronger perimeter
Primary support
^{1, 2}

Chemicals and claims

Materials & certifications

Not found / unresolved

Natural fibers

Model-level cotton and wool claims located; exact percentages may be unpublished

Disclosure retained at the exact-model or explicitly stated family scope.

^{1, 2}

Official

Latex

Certification scope is retained only where the model source names it

Disclosure retained at the exact-model or explicitly stated family scope.

^{1, 2}

Not found / unresolved

Steel and assembly

Coil count, gauge, adhesives, and supplier changes are not fully public

Disclosure retained at the exact-model or explicitly stated family scope.

^{1, 2}

Representative editorial textures for orientation only. Nappedia did not inspect a physical material sample.

Brand scale vs measured samples

Firmness evidence

Official

Published feel

Medium Soft side and Medium Firm side

Official current product or lineup wording; not an independent whole-mattress measurement.^{1, 2}

Independent

Independent context

Sleep Foundation publishes an 8.4/10 overall rating for the Crystal Cove and separates findings by sleep surface.

The 84/100 normalization is exact-product context; surface-specific measurements are not averaged into one universal feel.⁵

Method, sample, and source kept attached

Performance evidence matrix

A result describes a particular test method and sample. When reputable reviewers disagree, this file records the disagreement instead of inventing a consensus score.

Independent

Attributed outside findings

Source-scoped

Analysis

Interpretation boundary

Editorial synthesis

Comfort, support, cooling, pain relief, and durability are not universal outcomes or medical conclusions.

No exact sample table is shown. A version-matched independent measurement set was not located for this mattress. Related family reviews remain in the sources used without being presented as tests of this mattress.

Exact published measurements

Dimensions & weight

Published profile13 inches

1 documented size rows: Queen.

Size	Dimensions	Weight	Source
Queen	60" × 80" × 13 inches	Exact current Queen weight not found unless separately stated by the cited product source	^{1, 2}

The contract matters

Trial, return, warranty & delivery

Policy snapshotFive purchase terms to verify before ordering

01Direct-purchase trial365 nights with a required 30-night break-in period; direct-purchase conditions apply
02Limited warranty25-year limited warranty; current prorating and eligibility terms apply
03Retailer boundarySeller terms may replace direct-brand terms

OfficialDirect-purchase trial: 365 nights with a required 30-night break-in period; direct-purchase conditions apply
Purchase channel, condition, location, pickup, exchange, and final-sale conditions can change eligibility.
³
OfficialLimited warranty: 25-year limited warranty; current prorating and eligibility terms apply
Original-purchaser, proof-of-purchase, condition, and support-system requirements apply.
⁴
Not found / unresolvedRetailer boundary: Seller terms may replace direct-brand terms
Confirm the named seller's policy before purchase.
^{3, 4}

Do not mix generations

Previous names & version history

12 Aug 2026
Analysis
Current-source dossier assembled
Identity, public construction, policies, independent evidence, and gaps were reviewed together without claiming first-hand testing.
^{1, 2, 3, 4, 5}

Questions found during research

Common questions, answered from the evidence

These themes recur across brand help centers and independent review research: model name, firmness, sizing, construction, base compatibility, materials, and purchase terms. They are not presented as search-volume rankings.

Which exact mattress does this page cover?

This page covers “Crystal Cove.” Its documented status is Current U.S. mattress research, and the published options are “Two-sided Medium Soft / Medium Firm · 13 inches.” Findings from another height, firmness, retailer version, or generation are not automatically treated as equivalent. ^{1, 2}

What firmness is documented for this mattress?

Medium Soft side and Medium Firm side Official current product or lineup wording; not an independent whole-mattress measurement. ^{1, 2}

How tall is this mattress, and which sizes were documented?

The published profile for this mattress is 13 inches. Documented sizes: Queen. ^{1, 2}

What is inside this mattress?

Reviewed sources name Medium-soft surface, Medium-firm surface, Zoned pocketed-coil core, but one reliable top-to-bottom order was not verified. ^{1, 2}

What trial, return, or exchange terms apply to this mattress?

Direct-purchase trial: 365 nights with a required 30-night break-in period; direct-purchase conditions apply Purchase channel, condition, location, pickup, exchange, and final-sale conditions can change eligibility. ³

What independent evidence is available, and which configuration did it test?

Sleep Foundation publishes an 8.4/10 overall rating for the Crystal Cove and separates findings by sleep surface. Sleep Foundation's displayed score is normalized to 84/100 for comparison. It remains that publisher's sleep foundation overall rating for crystal cove, not a score created or physically reproduced by Nappedia. Independent exact-model testing and overall rating. The 84/100 normalization is exact-product context; surface-specific measurements are not averaged into one universal feel. ⁵

Which important details are still unverified?

Exact component densities and suppliers: Not established The reviewed source set does not support a more specific exact-current claim. Configuration-matched long-term durability: Not established The reviewed source set does not support a more specific exact-current claim. Complete fire-barrier and adhesive recipe: Not established The reviewed source set does not support a more specific exact-current claim. ^{1, 2, 5}

The blank spaces are data

What is missing

“Not found” means the fact was not located in the reviewed public sources as of the page review date. It does not prove the feature or material is absent.

Exact component densities and suppliers: Not established
The reviewed source set does not support a more specific exact-current claim.
^{1, 2, 5}
Configuration-matched long-term durability: Not established
The reviewed source set does not support a more specific exact-current claim.
^{1, 2, 5}
Complete fire-barrier and adhesive recipe: Not established
The reviewed source set does not support a more specific exact-current claim.
^{1, 2, 5}
Complete bill of materials: Not found
Exact densities, formulations, suppliers, adhesives, and production-lot changes are not fully public.
^{1, 2}
Configuration-matched long-term durability: Not established
Warranty terms and a publisher's test sample do not establish a population failure rate.
^{4, 5}
Physical teardown: Not performed
Any cutaway is a representative editorial archetype and does not assert unpublished layer dimensions.
^{1, 2}

Open every underlying document

Sources used

Official pages establish what the seller publishes. Independent sources are used for observed performance, measurements, teardowns, and version checks. Neither source class is treated as infallible. No physical test was conducted by Nappedia.

1
Brentwood Home · Official current U.S. product source
Crystal Cove current product record ↗Reviewed 12 Aug 2026
2
Brentwood Home · Official lineup and identity source
Brentwood Home current mattress catalog ↗Reviewed 12 Aug 2026
3
Brentwood Home · Official policy source
Direct-purchase trial and returns ↗Retailer terms can differ
4
Brentwood Home · Official warranty source
Mattress warranty ↗
5
Sleep Foundation · Independent exact-model testing and overall rating
Brentwood Home Crystal Cove mattress review ↗

← Research Library Browse all Brentwood Home research Official product page ↗

Crystal Cove: a documented two-sided latex and memory-foam hybrid with outside findings kept in their exact source scope.

Evidence behind the conclusion

Crystal Cove: a documented two-sided latex and memory-foam hybrid with outside findings kept in their exact source scope.

At a glance

Published component map

Medium-soft surface

Medium-firm surface

Zoned pocketed-coil core

Materials & certifications

Natural fibers

Latex

Steel and assembly

Firmness evidence

Published feel

Independent context

Performance evidence matrix

Dimensions & weight

Trial, return, warranty & delivery

Previous names & version history

Current-source dossier assembled

Common questions, answered from the evidence

What is missing

Continue researching

Sources used