These 1.1" height 'low profile' boxes with inserts, designed for 0.2 mL PCR tubes, ensure that the tubes contained will remain in their appointed well even if the box is tipped or knocked when the lid is in place. 

• Store in mechanical freezers or vapor phase LN2*
• Will fit into most standard freezer racking
• 0.2 mL tube (9.5 mm max) version has 169 cells in a 13 x 13 format
• Complete with well dividers in packs of 50