HairGo Cartridge Wax Heater With 1 Free CartridgeHairGo cartridge wax heater gives you instant professional results at home without having the need to visit a salon. It helps to keep the wax at the correct temperature. It also helps to ensure an even application. It is ideal for legs and arms. It is easy to use and gives you an effective result. Keeps wax at the ideal temperature, and helps to ensure an even application.