Police are looking for a man who sexually assaulted a 6-year-old girl in the stairwell of a Lower East Side apartment Saturday night.

He walked through the apartment building on Henry Street around 8 p.m. and approached the young girl in the first floor stairwell, exposing his penis to her before rubbing it in her face.

The suspect is described as having dark skin, and was wearing a red shirt and black baseball hat.

Anyone with information in regards to this incident is asked to call the NYPD’s Crime Stoppers Hotline at 1-800-577-TIPS (8477).