Doing some small chemistry experiments at homewith your kids can be cool and exciting. Our plastic test tubes are necessary compatible with your preparationwork. This item is a set oftest tubes can meet your different needs. They can be used to storage liquids, salt and other items. These tubes are easy compatible with children to operate. Features -Color:Assorted Color. -Material: Plastic. -Size:24.00X14.00X4.50cm /9.43X5.50X1.77inch. - The test tubes are made by plastic, durable and environmentally friendly. They are safe compatible with kids to use and storage. - Plastic tubes are portable and lightweight. They are easy compatible with kids to store and carry. - High qualityplastic material is not easy to break, leak and damage. It is safe compatible with children to do experimentswith cold, hot or acid liquid. - They can be used as children's scientific experiment tubes, but also liquid storage containers compatible with cosmetics, lotions, etc. - These tubes can exercise your child's hands-on ability and increase their interests in learning and exploring knowledge.Package list: 1 set x test tubes