GRAV Fill-Your-Own Glass Joints – 7-Pack

Keep seven fill-your-own cartridges together in one compact kit. GRAV Fill-Your-Own Glass Joints pair borosilicate glass cartridges with a glass mouthpiece and silicone connecting grommet. Each cartridge has stoppers at both ends, and the plastic carrying tube keeps the set organized.

• Included: Seven glass cartridges, one glass mouthpiece, one silicone grommet, and one plastic carrying tube
• Glass material: Borosilicate
• Capacity: Approximately 0.5 g per cartridge; 3.5 g combined
• Cartridge closures: Stoppers at both ends
• Carrying tube dimensions: 3″ high × 2″ wide

The compatible GRAV 7-Pack Glass Joint Filling System is sold separately.