The eco-friendly, state-of-the-art design takes full advantage of the robust properties of Lab Armor Beads. It delivers exceptional temperature uniformity and gets up and running faster. So you cando things with this bath that you can't do with your old water bath. You aren't limited to water tight containers, so you can safely incubate multi-well plates, petri dishes, and open-top samples at any angle. Available in 6,14 and 20 Liter Sizes.