Needle nozzle design, easy to drip and inject liquid. Each bottle comes with its own twist top , easy to store. close the lid tightly to seal, unscrew a bit to get things out. Small flow exports make it easy to control the flow of liquid, clear bottles help distinguish liquids and read the remanent conveniently Leak proof , lightweight and easy to carry and use Great for solvents, oils, paint, ink, liquid, essence, saline, glue,etc. Size: Approx. 13.8 x 3.8 cm / 5.43 x 1.49 inch Material: Pet Material Capacity: 100ml Package Includes: 80 Pieces Plastic Bottle Twist Top Note: Size for manual measurement, there may be a 0 to 1 cm error, belongs to the normal phenomenon. Due to the difference between different monitors, the picture may not reflect the actual color of the item. Thank you!