Two men are in Police custody following a report received on Monday night from the Fiji Rugby Union.
The duo are being questioned at the Totogo Police Station in Suva.
Police spokesperson Ana Naisoro has confirmed that sporting apparel was stolen.
In another case, Ms Naisoro also confirmed that money was stolen from the premises during the weekend. However, no arrests have been made.
The amount stolen is believed to be in the thousands.
FRU chief executive officer John O’Conor said he could not comment because the matter was with the Police.
However, he said an official comment will be released after the investigations were completed.