Cardboard Cryoboxes for 1.0ml and 2.0ml tubes has 81 places and is designed for storage and preservation of frozen samples. Can withstand ultra-low temperature in deep freezer and the removable top lid makes it easy to open and close. Moisture proof lamination allows for worry free freezer storage without moisture damage. Cardboard Cryoboxes for 1.0ml and 2.0ml tubes has 100 places and is designed for storage and preservation of frozen samples. Can withstand ultra-low temperature in deep freezer and the removable top lid makes it easy to open and close. Moisture proof lamination allows for worry free freezer storage without moisture damage.