14mm NY THICK GLASS BLUE Slide Bowl Glass THICK GLASS Slide Bowl 14mm maleThis ad features a blue glass medicine bowl shaped water pipe head piece with a clear glass grip and lower slide joint. Over all this head piece is about 2" long and has a 14mm male joint size. The actual bowl part of the slide is a 3 4" diameter x 1 2" deep hemispherical shape with a rounded bottom and a single open hole at the bottom. The grip is 1 1 8" in diameter and 3 16" thick. Good quality glass construction and good looking. A great gift for