Description These small vials can be used to store liquid, medicine, powder and so on. With a screw cap, this test tube has good sealing effect, can satisfy your requirements much better. These sample vials are easy to take, works well in in the chemical and scientific research laboratory, bringing you satisfying using feeling. Features -Color:As Shown -Material:PET, aluminium alloy -Size:14.00X3.40X3.40cm/5.50X1.34X1.34in -Capacity:110ml. -These small vials are made from sturdy materials, ensuring durability and long-lasting use without easy deformation or breakage. -The screw cap designs of these clear test tubes provides a good air-tight effect, making them leak-proof to use. -Clear design of the testing tubes allows for easy recognition of the contents inside, saving time and efforts. -Small vials are good for experiments, hospitals, and other purposes that require reliable analysis results. -With their small size, these testing tubes are easy to carry and can be used in various fields such as chemistry and the pharmaceutical industry. Packing list16 x testing tubes