Using the ldnskins sytem your therapist will determine the most suitable tone to apply to your skin if you are short on time the express tan is the one for you your spray tan will take a minimum of 2 hours to develop but can be left on for up to 8 hours for a truly dark alluring tan after which you can wash off the guide colour to reveal the new beautifully tanned you you can be assured that it will syncronise flawlessy with your complexion for a natural looking tan for best results plan