Police in Halifax are appealing for witnesses to a mugging in Ovenden.
The male victim was walking along Club Lane at around 11.45pm on March 17 when he was approached by two men.
He was then held down and the two men mugged him of his house keys and mobile phone.
One man officers want to speak to in connection with the robbery is described as wearing a red hooded top. The other is described as wearing a blue hooded top and riding a bicycle.
Detective Constable Helen Hird of Calderdale CID has asked anyone with information to call police on 101.