GRAV Labs has become one of the largest names within the industry and there are many good reasons for this fact. GRAV Labs is known to design and produce bongs, hand pipes, dab rigs, ash catchers, recyclers, chillums and more. A major reason this company has become so favored is due to the fact that their products are able to outperform products from some of the most popular companies within the market. Their products made by GRAV Labs are blown in the USA using some of the highest quality glass materials known to man. If you are in search of affordable products which will deliver high levels of performance than you are in the right place.