The following products might be of interest to you based on your soundproofing application:
These are the standard version alternative to the FabricTack Panels. These panels do not have a tackable substrate, but offer equal absorption for your unwanted background noise.
These are a tackable self standing sound panel system designed to absorb unwanted sound reflections, and break larger rooms into smaller rooms acoustically protected from one another.
This is a vertically ribbed wallcovering designed to absorb unwelcome background noise in rooms filled with human voice. The material is tackable if placed on drywall, but not concrete surfaces.
These are self standing sound absorption panels that are also tackable. You can free stand them in the center of your room, or up against your wall surface to help combat unwelcome background noise.