DickiesMen's Dri-tech Moisture Control Quarter Socks, Available in M-XXL (6, 12, 18 Pairs)

Are they thinner socks or are they thicker than most??

Is this 6 individual socks or 6 pairs?

Are these socks seamless?

Dickies 6-pair dri-tech moisture control crew socks description says crew but the picture shows quarter micro. which is it?