convertible
US /kənˈvɝː.t̬ə.bəl/
UK /kənˈvɝː.t̬ə.bəl/

1.
convertible, transformable
able to be changed in form, function, or character
:
•
The sofa is convertible into a bed.
El sofá es convertible en cama.
•
This currency is freely convertible.
Esta moneda es libremente convertible.