Hemper | Rubber Ducky Water PipeHemper Rubber Ducky Water Pipe This piece looks like a bath toy and hits like a f*cking freight train. The Hemper Rubber Ducky Water Pipe locks a classic yellow duck inside a crystal clear dome while still delivering legit, water filtered smooth hits that send your ass into the 6th dimension. At 6 inches tall, this compact setup is made from high quality borosilicate glass, built to handle daily use without babying it. The fixed downstem and water