Its pretty Simple...

Step 1: Remove the cap from the grinder and put the cone in the Horn tube.

Step 2: Place Your Favorite Herb Where the Grind Teeth Are Locate.

Step 3: Rotate The Cap Until Everything is Well Grinded, All The Herb Is going to Be Automatically In The Cone Previously Put It.

Step 4: Remove The Grinder Cap And Carefully Remove The Cone. Roll The Upper Part Of The Cone And Keep It In The Hidden Compartment Of The Device.