A man carrying a knife stole items from a busy shop in Diss this morning.
The incident happened at about 11.35am at the Boots store in Market Place, and razor blades were stolen during the crime.
The offender is described as white, between 25 and 35-years-old, 5ft 11in to 6ft-tall, with a shaved head.
He was wearing black rimmed glasses, a white, short-sleeved shirt, and had a small scar or birthmark on the back of his head.
The man was carrying a Stanley knife.
Anyone with information should contact Sgt Neil Williams at Diss Police Station on 101, or call Crimestoppers anonymously on 0800 555111.