HAKZEON 75 PCS 40ml Plastic Test Tube with Caps, 140 x 25 mm Clear Tubes Seal Protection Sheets for Scientific Experiments, Plant cultivation, Party Decoration, Salt Container

RELIABLE MATERIAL - The test tube is made of PET plastic, and its screw cap is made of high-quality aluminum material. Our plastic test tube is BPA free, durable and recyclable, which is lighter and safer than those glass test tubes. EXTRA VALUE COMBINED SET - You will receive a total of 75 test tubes with caps, each of which is 140 mm ( 5.5 inches ) long and 25mm (1 inch ) in diameter. The plastic test tubes them self are sturdy and their screw caps are easy to get on and off. GOOD SEALING - Test tube containers are lightweight, easy to carry, and have good sealing properties to effectively prevent leakage, keep bath salts fresh and moist, and keep beads and spices away from damp and dust. EASY TO USE - Each lid is lined with a sealing protection sheet that can well isolate air and liquid. Adding tags or colorful ribbons to make them more attractive, They are the most ideal transparent storage container! EXTENSIVE APPLICATIONS - Clear test tubes are ideal sample tubes in classrooms and laboratories, decorative tubes for birthday, wedding parties, gumball tubes for Christmas and Halloween, and plant cultivation tubes.