Grav Sip Series 4" Milk Carton Bubbler

Check out the Grav Sip Series 4" Milk Carton Bubbler! This bad boy is part of the new GRAV sip series and stands 4" tall. It has a 14mm female joint and comes with a 14mm cup bowl. The best part? It features a fixed fission downstem for ultimate durability. 

• Part of the new GRAV sip series
• Stands 4" tall
• 14mm female joint
• Comes with a 14mm cup bowl
• Features a fixed fission downstem