Be well presented
Smart casual. A blue collared shirt/polo.
Look correct casual but smart
Look smart but casual.
Be well prepared.
Casual and smart
A professional dress code
You should dress smart
Neat casual cloths. Long pants good shoes, collared shirt.
Help but to till I have not received any interview call.
Neat and tidy, not too casual. there is a requirement to conduct psych testing and medical which will involve some physical activities too.