We’ve harnessed the magic of glass to fit in your pocket. And these wishing rocks will glow in the dark after light shines on them! These hand-made glass stones fit nicely in your hand with a smooth indentation for your thumb. Great to calm you and keep your hands busy. Comes with instructions for the most effective wish making. Solid glass made in our hot glass studios. Approx. 1.5-2 inches in diameter. Glow in the dark. Decoration and colors will vary.