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Images: King Koil. Shown size and configuration may vary.

King Koil

FLOWT

Name: King Koil FLOWT
Brand: King Koil

Best for: Spiral gel cooling

A tufted bed with a spiral-shaped gel layer and Talalay latex over encased coils.

Good to know: Models and heights are not published.

Type: Latex hybrid
Height: Quoted to your order
Sizes: 6 ready-made
Certified: CertiPUR-US

Your size

38 × 75 in · Quoted to your order tall

Where to get it

kingkoil.comQueen $3,999 · checked Oct 17 See price
Natural latexTalalay See the list

Returns: Store purchases: set by the retailer. Details

We may earn a commission if you buy. Check the price for your exact size and height on the seller’s site.

The short version

Worth a look if

Spiral gel cooling

Good

A tufted bed with a spiral-shaped gel layer and Talalay latex over encased coils.
Trial: Store purchases: set by the retailer. KingKoil.com online purchases get a 100-night trial (30-night minimum).
Sizes: Twin, Twin XL, Full, Queen, King, Cal King

Think about

Models and heights are not published.
No owner reviews we could verify yet
Standard sizes only: no RV, odd or custom sizes listed

Based on the maker’s published specs and terms, and the owner reviews linked below. We haven’t slept on it. Something wrong? Tell us.

What owners say

No owner reviews we can verify yet A small set of real reviews, each linked to its source. Not a star rating.

No independent owner feedback naming this model was found or researched.

What people liked

No supported praise summary in the sample.

What to weigh up

No substantive concern verified in this small sample. This is a gap in the evidence, not proof of no drawbacks.

Sources & sample limits

None Sample: 0 owner reports.

Store-sold model; independent owner reviews by model name were not found in this pass.

Research checked October 14, 2026. These are sourced observations, not our own product tests or a star rating.

What owners report

Only one review on King Koil's own site: a Queen buyer with back problems reports much less pain and finds the feel balanced between firm and plush.

Owners like

Eased back pain for one owner
Balanced firm-yet-plush feel

From King Koil product page (Judge.me reviews) (seller’s site). Summarized in our words.

Every size it comes in

Twin38 × 75 inQuoted to your order Twin XL38 × 80 inQuoted to your order Full · 54-inch54 × 75 inQuoted to your order Queen60 × 80 inQuoted to your order King76 × 80 inQuoted to your order California king72 × 84 inQuoted to your order

Taken from the maker’s size options, in the inches it publishes. Tap a size to compare every mattress made in it.

Price for every size

From the maker’s site on Oct 24, 2026. Prices change often, so check before you buy.

Size	Inches	Price
Queen	60 × 80	$3,999	See it

How it compares

Beside the most similar mattresses from other brands.

	FLOWTKing Koil	Extra Firm MattressAvocado	Green Ultra Plush MattressAvocado	Latex MattressAvocado
Type	Latex hybrid	Latex hybrid	Latex hybrid	Latex
Queen price	$3,999	$2,599	$3,399	$3,499
Height	—	10″	15.5″	9″
Trial	100 nights	365 nights	365 nights	See terms
Odd sizes	None	None	None	None
Expert reviews	None yet	2	None yet	2

What’s inside

1Progressive spiral gel layer
2Natural and graphite-infused Talalay latex
3Encased steel coils
4Hand-applied button tufts

Feel: Not published
Height: Quoted to your order
Custom sizes: Not offered for this model

Returns and ordering

Trial and returns

Store purchases: set by the retailer. KingKoil.com online purchases get a 100-night trial (30-night minimum).

Before you order

Measure inside the frame, not the old mattress
Check clearance above for the height you pick
Make sure your base supports it
Buy sheets in the same exact size

Questions

What is it made of?

Hand button-tufted; a spiral gel layer for airflow and cooling, natural and graphite Talalay latex, over encased steel coils. Height is not published.

How firm is it?

Not published That’s the maker’s description; we haven’t measured it.

Which sizes and heights can I get?

6 sizes, Quoted to your order. See every size. Confirm your exact size and height with the seller.

Are the reviews about this exact mattress?

No owner reviews we can verify yet. Store-sold model; independent owner reviews by model name were not found in this pass.

Where did this information come from?