Easy Open, Easy Enjoy
The innovative hinge cap is engineered to prevent liquid spills and keep your KOSO experience mess-free. No more worrying about leaks on your counter top or in your fridge.
Designed to perfectly complement both our Regular KOSO and Lower Sugar KOSO bottles.
*The hinge cap is exclusively available for purchase with Regular Size R's KOSO or R's KOSO Lower Sugar. (We don't sell only this cap.)
*We are sorry but this is not available for orders in Japan.