Details Products name 1.5mL 11mm Crimp Ring Autosampler Vial ND11 Dimension 11mm Cap Color Silver Septa details White, Red,1mm thickness. Material Aluminum for Cap, PTFE/Silicone for Septa Package 100pcs/Pack Cap type Open top Septa type Non-slit, Pre-slit Description 1.5 ml vials from Aijiren Technology, Inc with high quality and favorable price.