Know which makeup brush to use with what makeup, plus my favorite makeup brushes. <br />Investing in and using the right makeup brushes and tools will not only help give you a flawless makeup look, but you'll actually save money in the long run. How? Well, put simply, you'll use less product and your makeup will last longer (i.e. remain germ-free longer), if you keep your hands out of your colors and formulas.