Dress code for training?

[BuffedBronze]

I haven't trained for years and I have a course booked with capital this week and the dress code it professional attire, I don't wear wear a tunic for work so would would you suggest wearing since it's sooooo hot [emoji30]

Thx

 

[AcidPerm]

What would you normally wear to work?
I'd go for loose and also natural fibres, cotton, linen etc.
Don't get too stressed about it and just enjoy the course.