DescriptionWhen do some pretty basicexperiments and this avoids the whole broken glass issue. The plastictest tubes with a tight fitting cap, no rough edges, they are water andair tight, have a good seal.Also can be used as birthday goody bag gifts,great for your littlescientistmaking experiment concoctions.Features-Color: Transparent-Material: plastic -Size: 10.00X1.20X1.20cm/3.93X0.47X0.47in- These versatile transparent plastic test tubes can be used in many applications.- From laboratory analysis to scientific experiments, so you cannot miss this one!- The plastic test tubes with a stopper, no rough edges, they are water and air tight, have a good seal.- Professional and practical design with beautiful appearance, easy to carry and use.- Sturdy and safe, when do some pretty basic experiments and this avoids the whole broken glass issue.
