Specification Brand : Karter Scientific BulletPoint1 : Cork Stoppers: Size 2 (XXX Quality) BulletPoint2 : Top Diameter: 12.7mm BulletPoint3 : Middle Diameter: 10.6mm BulletPoint4 : Bottom Diameter: 9.5mm BulletPoint5 : Length: 17.5mm Color : Brown ExternallyAssignedProductIdentifier1 : 0818588013431 ExternallyAssignedProductIdentifier2 : 818588013431 ItemName : Cork Stoppers, Size 2, XXX Quality, Karter Scientific 17A4 (Pack of 25) ItemPackageDimensions_Height : 19.304 centimeters ItemPackageDimensions_Length : 2.286 centimeters ItemPackageDimensions_Width : 5.334 centimeters ItemPackageQuantity : 10 ItemShape : Cyclindrical ItemTypeKeyword : science-lab-corks Manufacturer : Karter Scientific Material : Cork ModelNumber : 17A4 NumberOfItems : 25 PartNumber : 17A4 ProductDescription : These high quality cork stoppers are an economical alternative to rubber stoppers Safe for use with food or drink! These are real corks harvested from the the outer bark of an evergreen type of oak tree called the cork oak (species Quercus suber) that is native to the Mediterranean region. Cork is an impermeable buoyant material, the phellem layer of bark tissue that is harvested for commercial use primarily from Quercus suber, which is endemic to southwest Europe and northwest Africa. Cork is composed of suberin, a hydrophobic substance. ProductSiteLaunchDate : 2019-07-30T14:00:00.000Z Size : Size 2 Style : Pack of 25 SupplierDeclaredDgHzRegulation : not_applicable UnspscCode : 52151600