Convertible carrier

A blank for forming a convertible carrier comprising:

• a first carrier unit-forming section including a first carrier panel and a first medial panel which is disposed opposed to the first carrier panel when the blank is erected into a carrier;
• and
• a second carrier unit-forming section including a second carrier panel and a second medial panel disposed opposed to the second carrier panel when the blank is erected into a carrier,
• the first and second medial panels being in a face-contacting arrangement to form a medial wall disposed between the first and second carrier panels when the blank is erected into a carrier, wherein the first and second carrier unit-forming section is connected by at least one hinged connection and wherein the first and second medial panels are provided respectively with at least one first removable tab and at least one second removable tab which are secured together when the blank is erected to provide at least one removable joint between the first and second medial panels, the at least one first removable tab being disposed along a perimeter of the first medial panel, the at least one second removable tab being disposed along a perimeter of the second medial panel.