Silver Jeans Men's Gordie Loose Fit Straight Leg Jeans

Hi my order of 2 silvertabs 34 36 i guess i wear a 34 32 they arive monday how do i and will you send my correct size? Thank you in advance

Are these authentic silvers or knock offs?

How long is regular inseam? Is it less than 30inches?

Where does one find the style code of each pair to know exactly what pants they are? Its on the tag.