LOVE this idea! Rather than etching the design, etch everything BUT the design for a frosted jar! (Tutorial) After you have done the etching, and before you remove the decal you could go back over it with alcohol ink to tint it too.
- large wine glasses - tea light inserts - tea lights - sand - seashells First fill the glass about full with sand. Arrange the seashells onto the sand as you please. Place the tea light in the insert and then hang on to the glass rim.