Thames Valley Police is appealing for information after a man exposed himself to a woman on Thursday.
At about 3.30pm, the 30-year-old victim was driving on South Row looking for a parking space when she noticed a man touching himself inappropriately in the middle of South Row pedestrian area.
She then saw the man ride a dark coloured worn mountain bike down an underpass towards Oldbrook.
He is described as having an Asian look, aged between 35 and 45-years-old, stocky build, very dark fluffy hair down to his ears with a middle parting. He was wearing dark trousers that were down by his ankles and a light T-shirt pulled up to his shoulders.
PC Lucie Clarke, said: “I would like to hear from anyone who may have noticed a man who fits the above description in the area at the time of the incident, as any information will help with our inquiry.”
Anyone with information can call police on 0845 8 505 505 or Crimestoppers, anonymously, on 0800 555 111.