First cryo-box of its kind to offer a magnetic lid closure! Argos Technologies® Magne-Box™ freezer boxes feature magnets that securely connect the base to the hinged lid. This allows for one handed retrieval from freezer racks and ensures that samples stay safe. Polycarbonate boxes have clear lids with colored inserts and numbered grids to facilitate easy sample identification. Available with 25-, 81-, and 100-place divisions. Boxes fit in standard size freezer racks Polycarbonate design withstands temperatures from -196 to 121°C Slot openings on the bottom of boxes allow for drainage 25-, 81-, and 100-place boxes accommodate 2 mL cryogenic vials 81-Tall boxes accommodate 4-5 mL cryogenic vials