Brooklyn Bedding

Plank Firm Luxe

$1,232.00 $924.00 Save 25%
+ IN-STORE DISCOUNT
Bedding size: Twin
GlacioTex Cooling Cover: Yes

Available to Try at Our Seattle Mattress Showroom

If you’re in the market for a mattress that feels very firm and keeps you sleeping "on top of" the bed rather than sinking into it, the Plank Firm Luxe delivers. It’s especially suited for hot sleepers thanks to excellent cooling, and for sleepers who prioritize surface stability, edge support, and ease of movement over plush contour. That said: if you’re a strict side sleeper looking for deep cushioning, this may feel too flat or firm for you.

Our ratings
Pressure Relief 4 / 10
Cooling 10 / 10
Support 7.5 / 10
Motion Isolation 7 / 10
Edge Support 10 / 10
Ease of Movement 9 / 10
Technical Specs
Type Flippable hybrid
Materials Quilted top, firm comfort foam, high-density transition foam, pocketed coils, optional cooling cover
Weight 122 lbs (queen)
Height 13"
Trial Period & Returns

Sleep on it for up to 120 nights. If it's not the one, we'll arrange a hassle-free pickup for a $99 return fee. A 30-night break-in period is required before initiating a return. See full return policy details.

Bedding size: Twin
GlacioTex Cooling Cover: Yes
Brooklyn Bedding Plank Firm Luxe at The Drift Seattle Mattress Store

MEET THE PLANK FIRM LUXE MATTRESS

Firmness, Construction, and Performance

At The Drift, we take mattresses (and your sleep) seriously. That starts with what your bed is made of and how that translates to its feel and durability. Let's dive in.

Brooklyn Bedding Plank Firm Luxe at The Drift Seattle Mattress Store - side angle

Feel & Firmness

  • Firmness Level: This mattress is designed with two sides: a "Firm" side and an "Extra Firm" side (hybrid construction). Independent testing ranks it around 7–8/10 (Firm side) and 9/10 (Extra Firm) on the firmness scale.
  • Feel Description: You’ll feel a minimal comfort/top layer, then a robust support core - so your body rests very “on” the mattress rather than “in” it. One reviewer described it as “sleeping on a plank” (in the extra-firm side) while the firm side offers slightly more cushioning but still very limited sink. 
  • Our Take: With our ratings (Pressure Relief 4/10, Cooling 10/10, Edge Support 10/10, Ease of Movement 9/10), we see this as a specialized mattress: Little in the way of deep contouring - so for people who want “hug” or heavy sink, this is not the sweet spot. Excellent for those who want a very flat, firm surface, high edge usability, minimal sag, and strong cooling. The high ease of movement and strong edge support make it attractive if you get in/out of bed often, use the full surface, share the bed, or have mobility needs.

Construction & Materials

Height: Approximately 13"
Design:

  • The Plank Firm Luxe uses a hybrid design with pocket-coils (support core), minimal comfort foam layers, and an optional cooling cover add-on.
  • The “flippable” design means you can use either side: a Firm side (slightly more comfort) or Extra-Firm side (maximum firmness).
  • Cooling features: reviewers measured excellent temperature regulation thanks to the limited foam sink and strong airflow through coils. For example, one lab measured modest rise in surface temperature during testing.

Why It Matters:

  • Firm surface = less hip/shoulder sink, which can help with spinal alignment (especially for back & stomach sleepers).
  • Coil core + low sink = easier to move around (our ease of movement 9/10) and strong edge usability (edge support 10/10).
  • Limited foam & firm construction = cooler sleep (cooling 10/10 in our rating) since less body heat is trapped.

Meet with an expert

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Ask the experts

Our Ratings & Advice

We've tested over 500 mattresses in the last 10 years and helped serve better sleep to over 1 million shoppers. Our ratings are born out of lab-based testing and real world evaluations.

Performance Ratings

Pressure Relief
010
Cooling
010
Support
010
Motion Isolation
010
Edge Support
010
Ease of Movement
010

Sleep Position Ratings

Use with caution. If you’re a side sleeper who needs soft cushioning around shoulders and hips, the Plank Firm Luxe may feel too firm and flat - your pressure relief rating suggests this. If you’re heavier (230+ lbs) and prefer firm surfaces, major alignment may be fine.

Very good match. The firmness helps maintain spinal alignment without excessive sink; excellent edge support and movement ease make it a strong choice.

Strong match, particularly if you're average or heavier weight. The solid lift is good for preventing hip sag and maintaining alignment. Review testing supports this.

Good option, especially if you shift positions and want a stable, responsive surface - but if you occasionally side-sleep and require more contour, test in-store.

Couples / Shared Bed: If partner motion and edge use are important, this mattress excels in edge support and movement ease - but partner motion may be felt more than on foam beds, so ensure you test motion isolation in-store.

Final Verdict

The Plank Firm Luxe is a specialist mattress built for sleepers who want minimal sink, strong alignment, high edge support, and excellent cooling. It shines for back and stomach sleepers, heavier body types, combination sleepers who shift positions, and couples wanting strong edge and movement ease. For side sleepers or anyone seeking plush cushioning and strong hip/shoulder contour, you may want to test alternative models with softer feel.

Best For

  • Back and stomach sleepers who prefer firm surfaces.
  • Hot sleepers needing strong cooling performance.
  • Combination sleepers who change positions and want easy movement.
  • Couples or bed users who prioritize edge support and full-use of the bed surface.

Not Ideal For

  • Side sleepers wanting deep contour or plush “hug”.
  • Sleepers who desire a mattress they sink into (rather than on top of).
  • Shoppers wanting a soft or medium plush feel - this mattress is very firm.

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Why Shop Local?

Try Before You Buy — Right Here in Seattle

Visiting our Seattle mattress showroom gives you an opportunity to lie on the Plank Firm Luxe and compare it side by side with other mattresses of varying firmness, materials and support profiles. Our team will help you:

  • Match your sleep position, body type and comfort preference with the right mattress feel.
  • Understand how this ultra-firm mattress compares with more typical medium-firm and plush models so you feel confident in your pick.

Local testing matters especially for a mattress like this where feel, alignment and personal preference play large roles.

Bring a Pillow

Bring your usual pillow and lie in your go-to position for at least 10-15 minutes. Your body will tell you what you need to know.

Bring Your Partner

Shopping as a couple? Have one partner lie still while the other shifts to test motion transfer and partner disturbance.

Check the Edge

Sit on the edge to test edge support and feel how stable it is for reading, lounging, or getting up at night.

Check the Height

Taller mattresses need deeper fitted sheets and more bed frame clearance. Our staff can help you think through compatibility before you buy.