GRAV Sip Series Coffee Mug Bubbler - 7" | 14mm Female
The GRAV Coffee Cup Bubbler is part of the Sip Series and designed by world renowned glass blower - Micah Evans. The bubbler is shaped like a coffee mug with the downstem built into the handle with a diffuser on the end. Features a 14mm female joint and includes a 14mm male herb slide. The bubbler stands 4 inches tall at the top of the mug and 7 inches tall at the top of the straw.