The MTC Bio R2700-A FlipTop Cardboard Freezer Box with Attached Hinged Lid, 100-Place, Assorted Colors, Pack of 5, is made of recyclable cardboard, with a liquid resistant outer coating. The set of boxes is shipped fully assembled with 100 place cardboard dividers. Each box has drain slots on the bottom surface and numbered grid markings in almost every conceivable location (top, bottom, sides, etc). The boxes are supplied as a "Rainbow Pack" of 5 assorted colors.
