This 8.5-inch mini water pipe under the BIIGO brand is the perfect size for a dab rig. The hourglass-like shape of the lower chamber with is small yet effective percolation is just the right amount for those thick vapor clouds. The mini dab rig has a monster head design that joins the neck and water chamber together. At around 650 grams is a lightweight pipe that's easy to hold and use one-handed so your other handed.