ROOR is a very famous glass bong manufacturer based in Germany. They have built a reputation as the best high end Bong makers in the world due to the intricate and ever expanding designs that are not available from anyone else. The company is owned by Martin Birzle, a artisan glassblower who has also jumped into the rolling paper world. They now make bongs, rolling papers and filters not to mention a great collaboration between two industry heavyweights, Cypress Hill and ROOR with there Phuncky Glass tips. ROOR is all about the quality, so relax and light one up with ROOR Rolling Papers.