Police are investigating the knife point robbery of a 7-Eleven early Monday in Merrick.

The man entered the store at 203 Sunrise Highway about 1:46 a.m., displayed a knife and demanded cash, Nassau County police said.

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The clerk complied and the robber fled on foot westbound on Sunrise Highway toward Babylon Turnpike, police said.

He was described as a male, 5 feet, 10 inches tall, about 175 pounds, clad all in black and wearing sunglasses.

Anyone with information on the crime was asked to call Nassau County Crime Stoppers at 800-244-8477.