It is made of plastic, which is reusable and easy to use. This squeeze bottle with metal needle tip can be used to and concentrate certain oils and acids. Suitable for artists, personal users, essential oil users, science laboratories, etc. Features - Color: Transparent. - Material: Plastic + Metal Needle. - Size: 9.70X3.00X3.00cm/3.81X1.18X1.18inch. - Capacity: 30ml. - Made of premium quality plastic material, these liquid glue dropper bottles are strong and durable. - Can be used to dispense and store most liquids dripping speeds can be well controlled. - This squeeze bottle can be used for many daily activities, and can be applied with various lubricating liquid such as oil, glue, etc. - The transparent and visible bottle body allows you to conveniently view the volume of liquid in the bottle. - The dropper bottles are easy to squeeze and use. Practical liquids dropper bottles. Package list: 10 x needle tip applicator bottles