Vial, Crimp, Headspace, 10mL Clear Glass 22.5x46mm. 20mm Beveled Edge. Rounded-Flat Bottom. 100pcs/pk. 41311010: Cap, Crimp, Open Top Aluminum, 20mm (10mm hole) with 20mm Natural PTFE/White Silicone Septa 3mm Thick. 100pcs/pk. 41311011: Cap, Crimp, Open Top Gold Magnetic, 20mm (10mm hole) with 20mm Natural PTFE/White Silicone Septa 3mm Thick. 100pcs/pk.