Includes 100 vials with assembled caps. Macherey-Nagel™ Type N9 Screw Neck Micro-Vial and Closure Kit includes 0.3mL PP micro-vials with inner cone (mfr. no. 702009) with blue PP center hole screw caps fitted with slit septa composed of white silicone/blue PTFE layers (mfr. no. 702288.1).