Key features

• •Package includes: 50 pieces of 16×100mm (13 ml) plastic transparent test tube with blue caps，One Orange Plastic Test Tube Rack
• •Diameter: 0.63"/16mm, length: 3.94"/100mm, Plastic test tubes have a tight blue cap with no rough edges and good sealing against water and air
• •Made of clear polystyrene (PS), sturdy and toxic free, when do some pretty basic experiments and this avoids the whole broken glass issue
• •It is mason jar shot glasses and can be used as a halloween shot glasses, alcohol tubes for parties,shots jello test tubes,clear plastic test tube shot glasses,candy rack,Storing clear water beads ect.
• •Suitable for storage of Jewelry Seed Beads, powder, spice, liquid, live ants and dead specimens etc.; perfect as shot glasses in Breaking Bad themed birthday party; These tubes to replace the glass tubes in my Hummingbird feeders; Great for making mad-scientist concoctions for Halloween; Also can be used as birthday goody bag gifts