A dispersion of fine, pure, colloidal graphite in a specially formulated solvent mixture with an organic binder, which gives an electrically conductive coating to non-conductive media.Will solve single coil noise! Apply to the electronics cavity/pickguard of a guitar and then connect to ground. Aplly at least two layers of coating. The coating can be made even more electroconductive, stable and colour-fast, by simply polishing the spray film with cotton wool, a soft cloth or a buffing disc, or baking at 90°C.