What color are the contact lenses that meet the gfd requirements of the hotel?

Contact lenses that meet the requirements of hotel gfd are colorless. Gfd standard for hotel service personnel: waitress's standard hairstyle: long hair should be coiled with a hairnet, short hair should not be over the shoulder, hair pins should be limited to black, and contact lenses should be colorless. Paying attention to the beautiful appearance reflects the overall image of the hotel. Modern enterprises attach great importance to establishing a good image.