ARIATRebar M5 Slim Fit Durastretch Straight Leg Jean – Work Jeans for Men

Are these real ariats?

Are these m4 or m5. M5 are true slim fit.

Are the cobalt black? I bought the blackstone and they were blue. My husband needs black for work and these are his favorite jeans

How do you get the correct length for these jeans? they just say 38. i need 38w but also 32l.