To make nail art, stain the tip with nail polish and make dots on your nails. To apply rhinestones and decorations, dirty the tip with transparent polish, collect the chosen decoration and fix it on the nails with the top coat.
Pro and cons
PROS valuable and resistant material. Thanks to the double tip you can make easy and perfect decorations. CONS none
Remember to always clean it after use, just a little solvent and it will be as good as new.