GRAV - 16mm Whimsical Taster (Single) Stand out from the crowd with one of these 16mm GRAV® Whimsical Tasters. Not only do these Tasters have an assortment of colorful glass and attention-grabbing designs, they also have the largest capacity of any Taster at GRAV. There's a generous bowl at one end and a mouthpiece at the other, as well as a marble roll stop to keep the piece in place when you put it down. Size: 3" Tubing: 16mm Use With: Flower Designed By: Dave Daily Includes 1x GRAV 16mm Taster (Assorted Colors/Designs)