These are some small bottles, using sturdy material, can withstand your long period of time using. With a certain capacity and proper size, it can safely contain liquid or small solids. Good workmanship, stable working performance, widely used in laboratories, factories, office or daily storage. Features -Color:Transparent -Material:PET -Size:5.50X3.00X3.00cm/2.16X1.18X1.18in -Capacity:30ml - Long service life: Using PET material, this small bottle is reusable and can withstand long period use. - Good storage effect: Leakproof, good sealing, can greatly prevent the leakage of the interior items. - Easy to use: The spiral structure of the bottle caps makes it easy to open or close, bring you convenience. - Portable to take: Small size, very convenient for you to carry these refillable bottles to various places to offer you satisfying using experience. - Wide applications: You can apply these small bottles for liquid, small solid items, beads and so on.Package list: 20 x empty bottles