The Pop Top waterpipe adapter turns a standard 12 oz can into a portable waterpipe! Just simply pop the Pop Top onto the top of a standard 12oz can and The Pop Top creates a tight seal that is air tight and you are ready to smoke. Once your down just throw away the can. The Pop Top features high-quality silicone and glass on glass downstem and bowl. Perfect for camping, at the beach or just on the go.