Specification Brand : GSC International Color : White Label : GSC International Manufacturer : GSC International MaterialType : Polystyrene NumberOfItems : 1 PackageDimensions_Weight : 0.69 PackageDimensions : L:10.00 X W:6.00 X H:4.00 PartNumber : 2204-25MM ProductGroup : BISS Basic ProductTypeName : LAB_SUPPLY Publisher : GSC International Size : 1/2" height x 3/8" top x 9/32" bottom SmallImage_Height : 50 SmallImage_URL : https://m.media-amazon.com/images/I/31khltHoTRL._SL75_.jpg SmallImage_Width : 75 Studio : GSC International Title : GSC International 2204-25MM Test Tube Racks with 6 Holes 25mm and 6 Drying Pins Weight : 0.7 WeightUnit : pounds