Having a healthy tan helps you look and feel better, modern spray tan machines are very safe and only use nontoxic mainly plant based sprays and solutions. They work by reacting to the amino acids in your dead skin, turning them a slight bronze colour or a giving the appearance of having a light tan. This quick guide will help you successfully use your spray tan machine . Follow these simple steps to produce a great long lasting spray tan: Exfoliation Exfoliation is the process of removing all loose or dead skin, it can be done by using by gently scrubbing the body or with the use of an exfoliating agent. Cleopatra was famous for bathing in milk because the mild acid in the milk gently cleaned and removed any dead skin and giving her a beautifully clear complexion. This cleaning of the skin first is very important so that your tan will stay on your skin longer. A Cream Barrier The application of a moisturizing cream helps the tanning solution to be absorbed evenly and d