Police are on the lookout for a man who robbed a credit union in Eganville, Ont., on Friday while carrying an oversized lunch cooler.

It happened just before 6 p.m. at the Northern Credit Union on John Street, according to a news release from Ontario Provincial Police.

The suspect, a Caucasian man with a muscular build, fled the scene with an undisclosed amount of cash, OPP said.

He's described as five feet two inches tall to five feet seven inches tall and was wearing a black baseball cap, a dark hooded sweater, black running shoes and a pair of baggy, black-and-white plaid pants.

He was also carrying an oversized, lime-green lunch cooler, OPP said.

The suspect was armed at the time, but the OPP news release didn't say what he was armed with.

Anyone with information is asked to call Crime Stoppers at 1-800-222-8477 (TIPS) or Killaloe OPP at 1-800-310-1122.

Eganville is about 130 kilometres west of downtown Ottawa.