About this item:
Valuable Package Includes: 50 pcs 8ml clear plastic test tubes with caps and 1 piece test tube rack 
Size: 0.47"×3.9" / 12×100mm, Volume: 8ml. 
Made of high quality PS plastic. 
Have a good seal. 
Great for scientific experiments, Halloween decoration, Christamas decoration, scientific themed kids birthday party supplies, decorate the house, candy storage.