Glass bottle with copper tone ends. It is empty, but simply unscrew the cap and fill it with whatever you want to amplify, be it an affirmation, sea salt or little crystals.
The bottle opening is .25 inch wide. The pendulum measures 2.4 inches long form the top of the jump ring to the bottom of the copper point by 0.67 inch wide.
Some people call it a message in a bottle pendant, wish bottle pendant or time in a bottle pendant.