The specially designed Auralex MoPad Monitor Isolation Pads will instantly decouple your monitors from the room and greatly increase monitoring accuracy. No matter how good the rest of your studio gear, you won"t get accurate monitoring if the direct transfer of vibrations from your monitors to your furniture is coloring your sound. Includes 4 pads 12" long by 4" wide.Easily isolates your monitors from your furniture 4 - 12" x 4" pads