FEATURES & SPECIFICATIONS Joint Diameter Size 14mm Material Glass Colour Amber, Blue, Clear, Colour Changing, Green, Lime Green, Periwinkle, Pink, Pink Slyme, Purple Slyme, Slyme, White ADDITIONAL DETAILS Product Features: - 100% borosilicate glass - Fits 14mm pull-out - Ground joint - Diffuser slits for added filtration - 24K gold decal What's Included: 1 x 150mm Diffuser Downstem