Add 1–2 drops of nail polish thinner to the bottle
Roll the bottle gently between your palms
Repeat with 1 drop at a time until desired consistency is reached
Warm the closed bottle in your hands for a few minutes
Store nail polish in a cool, dry place
Keep the cap tightly closed after each use
Replace thickened polish if it no longer thins properly
Do not use nail polish remover to thin nail polish
Do not add acetone to thin nail polish