This ad features a cone shaped glass slide head piece bowl for your hookah, water pipe with a CLEAR round gripping tab. The bowl including the gripping tab, but not the joint area, is about 2 1/4" long and has a 18.8 mm male joint size. The actual bowl part of the slide is 7/8" diameter at the top surface x 5/8" deep cone shape with a single hole at the bottom.
The gripping tab is about 7/8" in diameter and 3/16" thick.