GRAV 5" Upline Hammer Bubbler Vendor_7 Pipe Unique Swirling Pattern

Unique Swirling Pattern

Diffused Downstem for an Added Level of Filtration

Glass Dotted Neck

The generously apportioned base allows for a large volume of water to be filtered

Standard 9mm Slide

GRAV 5" Upline Hammer Bubbler Vendor_7 Pipe Unique Swirling PatternThe unique filtration chambers designed by Micah Evans as seen in the original Upline bong are now featured in a whole family of products including the Upline Basic Bubbler from Grav (formerly Grav Labs). The Grav Upline Basic Bubbler features climbing water filtration that prevents splashback and diffuses even the harshest hits to make them incredibly smooth. Climbing Water Filtration Prevents Splashback Diffuses the Harshest Hits Colored Upline