Ultra low temperature resistant cardboard. - Available with a water-repellent finish or with a water-resistant plastic coating. - Temperature resistant down to - 80 °C. - For the sample storage even at ultra low temperatures. - Highest flexibility: cryo boxes can be combined with different grid inserts for tubes from 6 to 28,5 mm Ø. - Can be used for larger vessels if the grid is removed. Ultra low temperature resistant cardboard. - Available with a water-repellent finish or with a water-resistant plastic coating. - Temperature resistant down to - 80 °C. - For the sample storage even at ultra low temperatures. - Highest flexibility: cryo boxes can be combined with different grid inserts for tubes from 6 to 28,5 mm Ø. - Can be used for larger vessels if the grid is removed.