Specification Binding : Misc. Brand : Hamilton IsAdultProduct : false Label : Thomas Scientific Manufacturer : Thomas Scientific Model : 75829 NumberOfItems : 25 PackageDimensions_Weight : 0.661386786 PackageDimensions : L:3.937007870 X W:3.937007870 X H:3.937007870 PartNumber : 75829 ProductGroup : BISS Basic ProductTypeName : LAB_SUPPLY Publisher : Thomas Scientific SmallImage_Height : 75 SmallImage_URL : https://m.media-amazon.com/images/I/31z4ckSDS+L._SL75_.jpg SmallImage_Width : 75 Studio : Thomas Scientific Title : Hamilton 75829 Septa, Long Life GC Auto Sampler, 5 mm Diameter (Pack of 25) Weight : 0.7 WeightUnit : pounds