CELLTREAT Square Media Bottle Ideal for media prep and storage of laboratory reagents and biological buffers. The square design saves valuable shelf space and is ideal for stacking, such as in a refrigerator. PETG material reduces gas permeability. Specifications: Molded graduations on two sides Flat surface polyethylene (HDPE) caps are ideal of marking Size: 500mL Pack Description: 1/Bag Case Quantity: 24