leibal: “Nutcracker is a minimalist design created by England-based designer Industrial Facility. The nutcracker is designed for Muji’s Xmas program, launched alongside Board Magnets. The design features a small hole within a corkscrew – the user can.
This design is functionality. It added a small container in the bottle cap and you can put pills inside.Therefore when you drinking water,you will know that you need to take pills.But i think it can put other small items inside the small container.