ARCTIC SQUARES® POLYCARBONATE CRYOSTORAGE BOXES.Safely store vials from -196 to 121°C in mechanical freezers as well as liquid nitrogen!Our polycarbonate boxes are designed with unique features to help orient, identify and access vials with ease.Hinged lid with built-in stop allows easy one-handed access to samples (not on 25 place).Forward-sloped base and high contrast indexing on the transparent lid ensure quick visual orientation.Magnetic tipped forceps supplied with styles B and D help pick vials and remove boxes from freezer racking.All boxes have vent and drainage holes, are stackable and autoclavable.Ideal for small sampling. Hold 25 vials. Friction fit, slide-on lid.9 x 9 Array Standard Boxes