What is the preferred Bussines Card Format in UAE? (Dubai)

Which is the preferred Bussines Card Format in UAE?

Any one?!

ISO Protected content (credit card) 2.125 in x 3.370 in 53.98 mm x 85.60 mm 1.586
ISO Protected content format) 2.047 in x 2.913 in 52 mm x 74 mm 1.75
European business card 2.12 in x 3.37 in 55 mm x 85 mm 1.586
US business card 2 in x 3.5 in 51 mm x 89 mm 1.75
Japanese business card (Yongō) 2.165 in x 3.583 in 55 mm x 91 mm 1.65