Police are asking for the public’s help in identifying a man they say exposed himself to a female subway rider last week.

On March 3 at about 3 p.m. while onboard a Brooklyn-bound B train the suspect — described as an Asian man — exposed his genitals to a 23-year-old woman, according to cops.

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The man then exited the train as it entered into the Sheepshead Bay subway station, cops said. 

Police say the suspect was last seen wearing black sneakers, a black jackets and blue jeans.

Anyone with information in regards to this incident is asked to call the NYPD's Crime Stoppers Hotline at 1-800-577-TIPS (8477) or for Spanish, 1-888-57-PISTA (74782).

The public can also submit their tips by logging onto the Crime stoppers website or by texting their tips to 274637 (CRIMES) then enter TIP577.