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22 Pack Self-Adhesive High Density Sound Proof Foam Acoustic Panels, Dark Grey

22 Pack Self-Adhesive High Density Sound Proof Foam Acoustic Panels, Dark Grey

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$123.98at WalmartObserved at 3:58 PM

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Our take on the 22 Pack Self-Adhesive High Density Sound Proof Foam Acoustic Panels, Dark Grey

A 22-pack of dark grey, 1-inch-thick self-adhesive acoustic foam panels sold as a 100 sq ft coverage set. The peel-and-stick backing saves you from buying separate adhesive, and the 1-inch depth handles mid and high frequencies better than thin 0.4-inch tiles. At $123.98 at Walmart as of November 4, 2026, it is the only new price listed, so there is no recent range to compare against. Treat it as a budget acoustic treatment, not a soundproofing solution.

Best forHome studio and podcast corner treatmentCutting echo in a home office or gaming roomRenters who want peel-and-stick, no-drill mountingFilling a large wall area on a small budget
Pros
  • Self-adhesive backing, no separate glue needed
  • 1-inch thickness absorbs more than thin 0.4-inch tiles
  • 22 panels cover about 100 sq ft, enough for a full wall
  • Dark grey blends into most rooms
  • Simple cut-to-size installation
Cons
  • Foam reduces echo but does not block sound from passing through walls
  • Adhesive can fail on dusty, textured or painted walls
  • 1-inch foam does little for low bass below roughly 250 Hz
  • Coverage claim assumes panels are spaced out, not butted together
  • Foam panels are a fire concern unless rated; check the label

22 Pack Self-Adhesive High Density Sound Proof Foam Acoustic Panels, Dark Grey prices at every store

  • WalmartNew

    In stockSold by Seller

    $123.98Observed at 3:58 PM
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22 Pack Self-Adhesive High Density Sound Proof Foam Acoustic Panels, Dark Grey price history

Lowest price we've seen: $123.98 on Nov 4 at Walmart. Tracked across 1 store since Nov 4.

What reviewers say

Buyers of similar self-adhesive foam packs generally report easier installation and a noticeable drop in echo, while complaining about weak adhesive and compressed packaging.

Pros
  • Noticeable reduction in room echo and harsh reflections
  • Peel-and-stick install is quick
  • Good coverage for the price
Cons
  • Adhesive lets go on some wall surfaces
  • Panels arrive vacuum-compressed and need time to expand
  • Thin foam does little for bass

Specifications

Thickness
1 in
Coverage Area
100 sq ft
Number Of Panels
3
Shape
Rectangle
Mount Type
Wall Mount
Acoustic Damper Type
Acoustic Damper Sets

Questions and answers

Will these panels soundproof a wall?
No. Acoustic foam absorbs reflected sound inside a room, which reduces echo. It does not block noise coming through walls, doors or floors. For that you need mass-loaded vinyl, drywall or proper isolation.
Do they really cover 100 sq ft?
Only if you space the panels with gaps. Butting all 22 panels edge to edge covers less. Plan the layout before sticking anything up, since the adhesive is hard to reposition.
Will the adhesive damage my paint?
It can pull loose paint or leave residue, especially on fresh or glossy paint. Clean and degrease the wall first, and test one panel in a corner before committing to the full set.
How do these compare with 2-inch panels?
1-inch foam is fine for speech and high frequencies. 2-inch panels absorb more midrange and are the better pick for music mixing. Neither thickness handles deep bass well.
Is $123.98 a good price?
It is the only new price listed as of November 4, 2026, so there is nothing to compare it to. Check the price per square foot against other 1-inch self-adhesive packs before buying.
What is in the box?
The listing describes a 22-panel set of 1-inch dark grey foam with self-adhesive backing. Confirm the panel dimensions and whether corner bass traps are included before ordering.
Where is the 22 Pack Self-Adhesive High Density Sound Proof Foam Acoustic Panels, Dark Grey cheapest?
At Walmart, for $123.98, as of our latest check.