Each Ooze battery comes with a sticker with operating instructions and is covered by the Ooze lifetime warranty

the connoisseur

and indestructible

but it can serve you well for many years

It's also an easy piece to clean to keep it looking like brand new

GRAV® Medium Upright Bubbler Multiple Strain Designs Each Ooze battery comes withThe GRAV Upright Bubbler is 7" tall and made on 44mm tubing. Its fission downstem diffuses smoke through water and is fixed inside the bubbler to prevent damage. Its angled mouthpiece acts as a splashguard, and its lip wrap is tooled for comfort. The upright bubbler comes ready to use with a 14mm cup bowl and works best with approximately 2" of water. Can also be used with a GRAV 14. 5mm 90 Male Banger.