This 15" Bella Design Glass Hookah by Evolution Hookah is hand blown with durable thick glass to 'evolution-ize' the hookah industry with this design in both form and in function. The elegant hourglass shaped vase stands on its 7" base diameter to display its hand crafted Flared Edge Vertically-Cut Fixed Diffused Downstem, created not only to provide you with thick smoke in every hit but to have an added aesthetic quality to the hookah overall. Also found on the hookah's vase is its 14mm Female Joint Hose Port and 14mm Female Joint air valve opening. The hookah comes with a fitting glass ball air valve smoke release, along with a fitting ~6' Taste Free Fire Resistance Hose with an 8" long glass mouthpiece made with durable double glass to resist breakage. The 7mm Evolution Glass Hookah Bowl measures in at 2.5" in diameter, 1.5" in height, and has an 18mm Male Joint to fix it atop the vase's built-in glass charcoal tray. The Evolution Hookah Logo accents the glass hookah on the front of the vase and on its 4mm thick glass hookah bowl to complete this 'bella' design. Each hookah comes with a set of metal tongs to complete the set and to ensure all your hookah part needs are taken care of!