An ever-simple design with air-tight sealing structure that enables you to carry along and brew anywhere anytime!
Tailored for cold brew: TUBO is a daily drinking glass as well as a tea infuser. (up to 60mL glass tea container)
Air-tight seal: Simple physics!
Atmospheric pressure is a very reliable alternative of traditional thread locking.
Easy brewing: Flip the bottle up-side- down to brew, and turn back to halt the brewing process.
Easy cleaning: Truly no dead corner .