When wires become entangled they are safety hazards, for both the equipment and the owner. Gardner Bender offers a variety of products for protection and neatness. As the needs of professional electricians change in managing wire and cable, Gardner Bender continues to deliver innovative solutions. The Gardner Bender 4 oz. White Liquid Electrical Tape is a liquid coating that is used to insulate and protect electrical splices and connections. The waterproof formula resists damage caused by chemicals and UV rays. Fast drying formula.