Interesting concept and design. The glass tank works with air and water pressure. When emptying the glass, the tank re-fills it with a constant amount of liquid, without flowing over the bri A project from japanese designer kouichi okamoto from kyouei design ltd .

“It is a glass for drinking a lot.” We’re just wondering, is this a design that was created while drinking a lot? The designer says the glass never overflows “because of air pressure and water pressure.”

via Designboom