The Fumed Glass Quartz Tip Vapor Straw Kit swirls and cools smoke inside the water chamber for insanely smooth rips! Both the pipe (7.5" or 19.05cm) and included dab dish (1.5" or 3.81cm) are made from durable borosilicate glass. These pipes have a 10mm quartz dab tip with an included metal joint clip. Pipes have fumed glass with color accents.