This ad is for ONE (1) 14mm BLACK GLASS - LIME GREEN water pipe slide bowl with a black glass grip, a lime green accent and lower slide joint. Over-all this slide is about 2 1/4" long and has a 14mm male joint size. The actual bowl part of the slide is a 3/4" diameter x 1" deep hemispherical shape with a rounded bottom and a single open hole at the bottom. The grip is 3/4" in diameter and 1/8" thick.