What clothes do boys wear for fitness? The simplest and most acceptable upper body dress is a T-shirt. The T-shirt you wear should be made of soft and breathable materials, such as cotton, and avoid fabrics. T-shirts should be decent to wear; T-shirts that are too big and tight should be avoided.

Avoid wearing: What clothes should a fitness man wear? Don't consider wearing a plaid T-shirt and avoid wearing a white T-shirt.