The original PURE GLASS and CROOKS N CASTLES collaboration 18" 9mm thick single tree beaker. Its a show stopper and back for a limited time. This was one of the first cross-industry collaborations for the smoking glass industry. ,, • Crooks N Castles Collaboration, • 9mm thick, 50mm Diameter, • 18" Beaker, • 10-arm Single Tree, • Thick Joint , • Made in USA , • Limited Edition