The Flipper microtube rack is designed to hold either 96 0.5 mL or 96 1.5/2.0 mL style microcentrifuge tubes. Rack is reversible with one side suitable for larger tubes and the other side for smaller tubes. The Flipper is fitted with a clear polypropylene lid and both sides are labeled in standard alphanumeric format. All four sides have a frosted writing surface for smear-resistant labeling. Dimensions: 8.25” x 4.5” x 2” high.