Widely Application Perfect for storing nail polish gel polish paint essential oil or other laboratory liquids Use them for mixing and creating new nail polish colors or textures adding glitter and much more Easy to useThese empty bottles come with soft and smooth brush easy to use You can easily move nail polish or other liquid to the bottle with the plastic funnel Steel mixing balls make mixing reliable and you will get a nice consistent color result Leak ProofThe empty nail polish bottle is leakproof Its tight and prevent accidental leaking if the brush cap is screwed on correctly PortableCute size is easily to carry perfect for storing small amounts of nail polish and other liquids for your travel and suitable for purse handbag or carryon luggage Package Content 20 x 15ML Empty Nail Polish Glass Bottles with Brush 20 x Mixing Balls 2 x Funnels