Knightsacoustic Acoustic Panels, 24-Pack of 12 x 12 x 1 High-Density Foam

The 12 x 12 x 1 format gives you a practical way to add acoustic foam to a studio, vocal booth, game room, or home theater. This 24-pack comes in black and uses high-density foam to absorb sound and help manage reflections in your space.

These panels are designed for acoustic treatment, not to block sound from passing through walls. That makes them useful when your goal is to address echo and reverberation in a room used for recording, listening, or gaming.

Where it shines

In a recording space, reflections can make the room’s sound less controlled. These foam panels absorb sound rather than blocking it, helping reduce echo and unwanted background noise. Place them in a studio, control room, rehearsal area, or vocal booth as part of a room-treatment setup. They can also be used in a home theater or game room where managing room reflections is the priority.

The 24-panel quantity makes it possible to treat more than one area of a room, while the 12 x 12 x 1 size offers a consistent format for arranging panels across walls. What do you want to improve: room reflections or sound passing through a wall? These panels are intended for the first task, unlike sound-blocking materials designed to limit sound transmission.

Buyer feedback reflects that distinction: some customers appreciate the panels’ sound-absorbing effect and straightforward installation, while opinions on sound isolation, build quality, and adhesion are mixed. Consider the room treatment you need and plan your layout around the surfaces where you want to manage reflections.

What to know

The panels are made from high-density foam and are described as resilient after compression when properly dispersed and ventilated. Their slim 1-inch profile makes them suitable for adding acoustic treatment without using a bulky panel format. The product is presented as self-adhesive and can be installed on walls, doors, and ceilings, giving you options for arranging coverage around a recording or listening area.

The foam uses flame-retardant technology. A noticeable smell may be present when the package is opened, so air the panels for 24 hours before use. This is a practical step when setting up a studio, game room, or other indoor space.

How to take care of it

After unpacking, allow the panels to air out for 24 hours. If the foam has been compressed, disperse the panels and give them time to recover their shape in a ventilated space. For installation, choose the wall, door, or ceiling areas that suit your room-treatment plan and arrange the panels where sound reflections are a concern.

Practical questions

Do these panels block sound from outside the room? They are designed to absorb sound and manage reverberation, not to block sound transmission through walls. They are intended for acoustic treatment inside a room.

Where can I install the panels? The product is intended for walls, doors, and ceilings. This allows you to plan coverage around a studio, vocal booth, rehearsal space, home theater, or game room.

Should I air them out after opening? Yes. The flame-retardant technology may leave a strong smell when first opened, air the panels for 24 hours before using them.

Should you buy it?

Choose this 24-pack if your priority is adding high-density foam to help manage reflections in a studio, vocal booth, or entertainment room. Its consistent 12 x 12 x 1 format and multiple installation surfaces make it a practical fit for room-by-room acoustic treatment, especially when sound absorption—not sound blocking—is the goal.