Man exposes himself to women on WA trail

A man has allegedly exposed himself to women in separate incidents on a heritage trail in the Perth Hills.

Police say the two women were walking along the Railway Reserves Heritage Trail in Mundaring on April 21 between 5.30pm and 6pm when the man committed the obscene acts.

He is described as being 18 to 20 years old, about 168cm tall, fair-skinned with acne on his face, with a slim athletic build and sandy-blond hair.