Description23.4mm Septa, Silicone cream/PTFEbeige, 55° shore A, 3.2mm, for SCHOTT Screw Caps GL 25 SpecificationsFeaturesDocuments 23.4mm Septa, Silicone cream/PTFEbeige, 55° shore A, 3.2mm, for SCHOTT Screw Caps GL 25 Diameter (d) - mm 23.5 Colour Crème / Beige Durometer 55° shore A Thickness (w1) - mm 3.2 Material Silicone / PTFE Quantity per pack 1000 stuks in PE-zak