Well, in some degree, it can be possible for you to have pink eyes, for your eyes can be infected, if you do not wash your hands. You should know that hands can carry many bacteria. So bacteria can invade into your eyes, when your hands touch your eyes. And then, it can lead to pink eyes. As we know that pink eye is redness and inflammation of the membranes covering the whites of the eyes and the membranes on the inner part of the eyelids. And generally speaking, it can be caused by irritation, allergies, eyestrain, environment, wearing contact lenses, dry eyes. So anyway, you should not do that. If you get pink eyes, you can put some ice on your eyes and change it frequently. And also, drop some eye drops, so it can relieve the symptom. Also, there are also some other symptoms such as itching, burning or stinging, discharge, swelling, watering, when you get pink eyes. So you should wash your hands carefully before you touch your eyes. And also, if you just touch your eyes one time, it can be fine.