Police are appealling for witnesses after a woman was touched inappropriately while walking along Barton Road in Kettering.
The incident happened close to the entrance to Wickstead Park.
The victim walked past a man who was standing next to a car and who asked her if she wanted a lift. She declined and he then made an inappropriate suggestion.
As the victim walked away the man touched her inappropriately.
The offender is described as about 5ft 8in, in his twenties with a slim build and black hair slicked back with gel. He had a local accent and may have had a moustache. The car he was driving was quite old and was possibly green.
The incident happened at about 6.15pm on Friday (26 February.)
Police would like to speak to anyone who may have witnessed this incident or who may have any information regarding it.
Witnesses or anyone with information about this incident can contact police on 101 or Crimestoppers anonymously on 0800 555 111.