Simply push the plunger down to force air out. Pull up to release. Easy! No clips, levers, buttons, or switches. Not only perfect for guacamole, but keeps your yogurts, mixes, salsas, dips, sauces and more extra fresh. Two gaskets means your food stays fresher for longer! Made of robust BPA free plastic.

 Key Features:

• Keeps guacamole, salsa, dips and sauces fresher, longer 
• Automatically removes the unwanted air
• Just push down - No clips, levers, buttons or switches - Easy! 
• Stackable system - Easy to clean - dishwasher safe