Officers have appealed for witnesses following a robbery at a convenience store in Frome, Somerset.
The incident that happened at about 12.30pm on 14 February saw a man threatening staff with a knife, before fleeing with the cash from the shop in Vallis Way.
No one has been reported injured, the Avon and Somerset Police said, adding that enquiries, including reviewing CCTV in the area, are ongoing.
The man is described as approximately 35-40 years old and was wearing a black raincoat, black trousers, sports sunglasses a white mask and disposable gloves. He also had a pair of grey trainers on, with white soles, and was seen walking with a distinctive gait.
Anybody with information is requested to call 101 and give the call handler the reference number 5221032365. Alternately, one can contact the independent charity Crimestoppers anonymously on 0800 555 111.