Thick Clear Bowl Grommet (Made of a stretchy, bendy silicone these work well for a large variety of bowls)
Thick White Bowl Grommet (Made of a more rigid, matte silicone these work well with a large variet of bowls)
Thick Black Bowl Grommet (Made of a more rigid silicone these work well for bowls with larger openings or hookahs with thinner top stems)
Syrian Clear Bowl Grommet (Made of a rigid, less flexible plastic, these are made for traditional hookahs)