Microcentrifuge tube rack is made of polypropylene, acid and , thickened material, , washable and reusable. AB side design, A side is suitable for 0.2ml/0.5ml centrifugal tube Side B is suitable for 1.5ml/2ml centrifugal tube. Economical and space saving tube rack, suitable for laboratory or home. Product features: , simple and beautiful, complete specifications, suitable for centrifuge tubes of various specifications Product use: Used in conjunction with centrifuge tubes to place centrifuge tubes Colour:Orange & Material:Plastic Package Contents: 3 * Tube Rack Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.