Two men stole a bicycle from teenagers in Bennetts End on Wednesday evening (July 22).
The two victims, both aged around 15, were pushed off the diamond black and grey bike in an alleyway near Bennetts End Road at around 7pm.
Police have issued descriptions of the thieves. The first is a white bald man, aged between 33 and 36 who was wearing a blue Slazenger vest top.
His accomplice is a white man with short brown hair, of medium build and aged between 17 and 20. He was wearing a navy jumper.
Anyone with information is asked to contact Herts Police via the non-emergency number 101.