Many of us envy the voluminous pouts of Scarlett Johansson and Rosie Huntington-Whiteley, but don't have the finances--or inclination--to try costly injections and fillers. It may seem as though the only non-invasive options are painful serums and expensive lip plumpers, but there are other methods to achieve voluptuous lips. For those who crave kissable lips without the cost, here are ten simple and natural ways to give you extra fullness.