Green screw caps, PTFE/silicone/PTFE septa 5182-0724 1 Red screw caps, PTFE/silicone/PTFE septa 5182-0725 1 Crimp-Top Vials and Caps Wide opening, clear, crimp-top vials (100/pk) 1 Wide opening, amber, crimp-top, write-on spot, 1 2 ml (100/pk) 500 vial convenience pack, clear crimp vials, silver caps, 5181-3400 1 PTFE/red