The MF11-0004-00 from Mast Technologies is a Reticulated Foam Absorber series that operates from 1 to 18 GHz. They are lightweight conductive carbon loaded sheet stock providing broadband loss at microwave frequencies. These black colour absorbers have a sheet size of 24 x 24 inches with a thickness of 1 inch and adhesive thickness of 0.005 inch. Reticulated Foam Absorbers are designed with a continuous gradient coating to exhibit high reflection loss and are intended to be applied to metal surfaces inside microwave cavities, housings, radomes, network enclosures, or antennas.