Serum Pump, MW3-59 admin 2 years ago Serum Pump Serum Pump 0.25 CC DosageCustomize ColorCustomize Dip tube LengthMOQ 10000 PCS External Spring Liquid won’t contact any metal partCustomize Injection Color Double Layers Closure PE, Rubber and Silicone Gasket options18/410 Closure Size Suitable for serum, cream products Full AS Dust Cap Color can be customized Customize Color Transparent Color is available for Cap