The Grav Hourglass Pocket Bubbler is the perfect little piece to add to your glass collection. Standing at only 4.75" tall, this mini bubbler is small, but gives great hits everytime. It comes with a 10mm male cup bowl slide but you can also replace the bowl slide with a lit joint or blunt, and use it as a joint bubbler! This versatile little piece features a fixed diffused downstem and a mouthpiece with splashguard. Take this little bubbler with you everywhere you go!