A Polo shirt is formal while a T-shirt is casual.This high visibility T-shirt is constructed from breathable, microfiber, hi vis lime, or hi vis orange color fabric which will make you feel comfortable all the working life. Wicking moisture away and maintaining the hi vis function is good at working. High visibility T-shirt is important in job site working.

Hi vis T-shirt is an ideal choice for sunny days when the weather is hot too much.
The high visibility T-shirt will make you feel cool on a hot day. It is made from a lightweight polyester fabric micro-mesh fabric which keeps your body breathable.
It not only has a casual style but also with safety while you are in working. 
Suitable use in construction working, railway work and so on.