High quality: The glass tubes are made of high-quality laboratory glass, are light and durable and not easy to break. Our test tube is recyclable and can be disposed of via glass recycling. Pure glass is free of toxic chemicals, petroleum, paint, metal and BPA.
Size: the test tube has a size of 20 x 150 mm, approx. 40 ml. You can easily hold the test tube or place it steadily in the test tube rack.
The package contains 20 test tubes and 20 natural corks. By attaching a label with a name tag or text to the test tube, you can perfectly prepare your loved ones or friends. It can be used as a souvenir with various fillings, gifts, etc., depending on the guests' preferences.
Easy to use: the corks allow easy opening and closing of the test tube. It is leak-proof and protects the liquid from leaking. You can wash the tube to keep it clean and ideal for repeated use and other purposes.
Wide range of uses: perfect for crafts, decoration, scientific experiment parties. They can also be used as a simple experimental tool. It is very suitable for filling with flower seeds, almonds, flowers, spices, sweets, bath salts, herbal salts, bottles, chocolate beans, etc.