This magical eye shield helps powder fall outs when applying eyeliner and it also helps you create that straight line! Just hold it under your lash line and apply eyeliner with liner brush. The eyeshield catches any powder mess. This is also good to use when applying different color eyeshadows so that you dont mix the colors! EX: Put Eye shield on top of the lid color to block it and highlight your brow bone with the highlighter rollerball!