Founded in 2004 in Austin, Texas; Grav Labs is one of the oldest and most well-respected brands in the glass industry. Grav Labs designs quality and highly functional Borosiliate - Scientific Glass pipes including; Dab Ribs, Oil Rigs, Water Pipes, Steamrollers, Chillums, Spoons, Sherlocks and more... There is a reason Grav Labs is one of the biggest names in the glass game. Pick up a piece for yourself and you will see why. Our Online Head Shop offers a wide variety of Glass Pipes and Accessories. We're proud to be an official Grav Labs retailer and to have them as part of that selection!