Diameters: 13.5mm/16mm/19mm/22mm/25mm/28mm/30mm/32mm/35mm/38mm/40mm

Length: customized as you want

Screw Thread: M6/M7/M9/M11/M12/M15/M16

Printing&color:Offset Printing; white/silver/yellow etc roller coating,and colors printing for your choice

Caps:Screw caps or Standup caps

Plastic nipple: all depends on your demand, to keep a beautiful appearance and clean

Tips: normal open tips/membraned tips or injection tips.