Open style floating rack provides tubes with maximum contact with the water and better circulation of the water bath around the tubes, allowing superior temperature control of samples.Work on the benchtop, float in the water bathTubes are held tightly in rack to assure no "pop-up" tubes or "floaters", while pressing the legs of the rack on the bench will raise tubes and allow for easy removalMade of durable, corrosion resistant white polypropylene plasticEnd handles allow easy transport and stackingSteam autoclavable at 121 °C (250 °F)* Eppendorf is a registered trademark of Eppendorf AG.