Grav Labs

Grav (formerly Grav Labs) Cup Bowls are available in 10mm, 14mm and 18mm glass on glass sizes and perfect for personal use. Read more

The GRAV® Mini Steamroller is perfect if you're on the go but still want a piece that packs a punch. Its discreet shape and small size will fit in a pocket or a pencil case, but it still delivers big steamroller hits. Read more

Live a little and have some fun with the 12mm GRAV® Whimsical Tasters. They have a substantial bowl at one end and a mouthpiece at the other, as well as a marble roll stop.  Read more

GRAV - 14mm Male Octobowl Clear Read more

The 14mm Helix™ Taster® Bowl is compatible with any 14mm female joint and features dual roll stops on either side of the bowl for safe handling. Read more