The GRAV Pocket - Sized Coffee Mug Bubbler is perfect for those who want a quick and convenient way to enjoy their morning. Whether you're a daily user or just looking for a relaxing start to the day, this bubbler is for you. It's small enough to stash in your pocket or bag, making it ideal for travel. The bubbler is about half the size of the full - sized version, and it's made of break - resistant borosilicate glass. It comes with a 10mm Cup Bowl and can be used with a 10mm 90° quartz banger (not included) to turn it into a mini dab rig. Use it by your coffee pot in the morning or keep it on your desk for a quick hit throughout the day.