PLUG DOGS often commonly referred to as Pull Dogs or Plug Pullers, fit the male and female ends of standard 30 & 50 amp plugs. Makes unplugging and separating plugs much easier! Grasp the strong, easy to grip handle and pull out bulky, difficult to handle power plugs. Safe to use, as PLUG DOGS pull the plugs out correctly, increasing the life of cables & receptacles. Very durable! Made from non-wicking, non-conductive, non-flammable polypropylene nylon.