BolderGlass is the ONLY Authorized GRAV Retailer for eBay and Amazon.
GRAV will only honor their lifetime warranty for returns and exchanges from BolderGlass, and no other Seller.
Height: 8.75"
Features: Its Venturi chamber mouthpiece features three air intake holes that spin the air, cooling and cleaning it. Its showerhead downstem diffuses air through water and is fixed inside the piece to prevent breaking.
Comes with: 14mm Helix bowl
Works best with: 2" of water