Shell vials are kitted unasseled with the appropriate closures or with closures,clear,8mm PE-Plug,Soft,Without Insertion. 1.5mL 8-425 Screw Neck Vial ND8 1.5mL 9mm Short Thread Vial ND9 1.5mL 10-425 Screw Neck Vial ND10 1.5mL 11mm Snap Ring Vial ND11 1.5mL 11mm Crimp Ring Vial ND11 4mL 13-425 Screw Neck Vial ND13 1mL Shell Vial Micro-Inserts