WILMINGTON, Del. (CBS) – Police in Delaware are investigating the robbery of a convenience store during which one of the suspects wore a “Spider-Man” mask.

The robbery happened at about 12:45 a.m. Thursday at a 7-Eleven located on Kirkwood Highway in Wilmington.

According to investigators, the two suspects entered the business. One of the suspects, who was wearing a “Spider-Man” mask that covered his face, displayed a handgun to the clerk and demanded money from the store register as the second suspect stood by.

The clerk complied and turned over an undisclosed amount of cash to the suspects. The suspects then fled the store on foot. The clerk was not injured.

The first suspect is described as a white male, 5’8”, about 150 lbs. with a thin build. He was last seen wearing a Spider Man face mask with all black clothing and black gloves. He was also armed with an automatic firearm.

The second suspect is described as a white male, 6’1” tall, about 150 lbs. also with a thin build. He was last seen dressed in all black clothing and wearing a black face mask.

Anyone with information is urged to contact Troop 2 at 302-834-2630 ext. 6 or Delaware Crime Stoppers at 800-TIP-3333.