WHEATON® Amber Glass Vials, 1.5mL or 0.06oz, 8-425 Screw Thread Finish with PTFE /Silicone liner, Black Caps, Type I Borosilicate Glass. (1.5 mL Vial In Vial File, Clear, PTFE Liner)These glass vials are the original design used in most autosamplers requiring traditional screw top vials.