This all American beaker base ice bong by Bio Hazard Glass is made from thick, heat-resistant borosilicate glass and comes equipped with a removable, slitted diffuser downstem that provides great filtration and diffusion. The bong measures a towering 46 cm / 18 inches in height and has a stable beaker base. The extra long straight tube has ice notches just above the beaker base for you to place a fair amount of ice cubes to cool and soften your hits. The sturdy bong has an 18.8mm ground joint that holds the inside-cut 18.8mm > 14.5mm slitted diffuser downstem. It comes delivered complete with a 14.5mm male glass herb bowl that fits perfectly into the downstems joint. The herb bowl comes equipped with a roll stopper style arm for easy removal and safety, as it prevents it from rolling off the table and breaking. A plastic keck clip is included with your purchase to securely hold the downstem in place. The bongs straight tube is decorated with Bio Hazard Glass decal running down its length just below the extra thick, rimmed mouthpiece. This whopping ice bong is available in a selection of different decal colors. Please select the decal color of your preference from the available options in the drop down menu when you place your order. The beaker base ice bong by Bio Hazard Glass works hard to deliver rich, filtered hits and is easy to use, clean and maintain, which makes it a great choice for every day use. If looked after correctly, this ice bong will last for years, so it is the perfect piece to add to an existing collection or to start a new collection with.