|The "Slyme" Halo rig features a 90 degree reinforced 14mm female joint. The signature Twerk percolator on this model allows for a mellow pull, smooth air flow, and a beautiful bubbling affect. Made of 5mm thick American borosilicate glass. Translucent yellow-green accents at the lip and base with Nexus logo decals on the neck and body. Made in Los Angeles, California.