The latest upgraded Air Pump has removed the built-in spring, It won't pollute the foundation and your face when the springs rusts.  
  
 Noble Gold. Using electroplating production process, the quality is very good.  
  
 Designed for the Estee Lauder Double Wear. Perfect length of the tube.  
  
 Easy to control the amount and won't waste foundation. Save your time and money.  
  
 The package includes 2 pumps.