Bottoms up! This slim bong has a unique, narrow bottle-shaped design. The base is wide and sturdy, providing great stability and support for this piece, and 4mm borosilicate glass lends great durability. Within the chamber, a replica of the bong itself is housed inside functioning as a percolator. The base of the perc has 7 openings for smoke diffusion, effectively cleaning your hits of impurities and dropping the temperature for coolness and comfort. This piece is crafted with clear glass with colored accents, available in gray, blue and pink.