30ml Empty Dropper Bottles with childproof cap and dropper tip 100% Brand new and high quality. Can be used to dispense and store most liquids. Great for solvents, light oils, paint, essence, electronic cigarette juice, eye drops, saline, etc. 30ml LDPE Plastic bottles are made to be tough and endure the harshest of conditions unlike other plastic types such as PET plastic bottles which are intentionally designed to easily degrade. Because the majority of our customers use these bottles for eJuice or eLiquid, LDPE plastic is a very important standard. Try to avoid PET bottles because after some time they begin to degrade, the plastic particles leech into whatever is stored within the bottle. If your looking for HIGH Quality and the BEST Standards in storing liquids, use these 30ml plastic droper bottles. Made from LDPE which is the abbreviation for Low Density Poly Ethylene and is a kind of plastic material for making bottle. LDPE can be naturally semi-transparent, soft and squeezable. LDPE dropper bottle is very popular container for e-cigarette liquid, ink, wash lotion and oil etc. The dropper bottles come with childproof caps.