1, overall (color): genuine product is pure navy blue, with dark color, while fake product is blue and light color.

2, three ribbons (process): genuine is embedded in the fabric, fake is sewn outside.

3. Water-washed label (process): The genuine word is in a higher position, and the fake word is located in the middle part of the water-washed label. The splicing part of the genuine word is flat, while the fake word is messy.

4.TB signature mark (color): genuine words are gray in color, with thin fonts, while fake words are dark in color and thick in font.

5, trouser legs (technology): genuine elastic band is a little wider and shorter than fake.