We hate to burst your bubble, but these new bubble tube bongs are a must have to *round* out your glass collection. Each one features an extra reinforced 7mm thick design with a debossed logo and a wide bubble base. FEATURES & SPECIFICATIONS Glass Thickness 7mm Material Glass Colour Amber, Blue, Clear, Colour Changing, Green, Pink Height 16in - 20in ADDITIONAL DETAILS Product Features: - 100% borosilicate glass - 7mm thick - Decal-free design - Built-in ice catcher What's Included: 1 x 18" 7mm Thick Bubble Tube W/Debossed Logo