Two Long Island woman were arrested Thursday afternoon and charged with offering prostitution at a West Islip massage parlor.

Me Ing Chen, 39, and Hua Yan Yang, 46, both worked at the Relaxation Station located at 563 Muncey Road, and were charged with prostitution and unauthorized practice of a profession.

Detectives seized massage tables, assorted body oils, lotions, towels, bedding, a laptop computer and cash. The women were allegedly operating without licenses and advertising their services on Craigslist.

Suffolk County Police had been conducting an undercover investigation that dated back to Dec 09.