Cotton mens hooded t shirt from katso is also another set of hoodie t shirt. I have already mentioned why t shirts are called T shirts. The material used that is cotton material or streachy material and the T shaped when stretched flat makes these shirts to be called as T shirts. Again they are casual wear.
They have replaced the undergarments in case of men.
When you go to the history of T shirts it has evolved from undergarments in the nineteenth century. Earlier they used to use union one suit underwear. They cut it for top and bottom separately in such a way that the top ends in the waist.
Since this was light weight fabric miners, agriculture workers to do farm and ranch chores , industrial workers all used this clothing because it was slip on garment without buttons. During American Spanish war of 1898 also this dress was issued by US Navy as undergarments for sailors and miners.
These T shirts are easily washable, cleaned and also inexpensive.
Nowadays many boys and young girls wear these t shirts with advertisement on it. It has been a source for setting out ads by coaching classes, hobby classes, gym etc. Screened printed Tshirts are used for marketing.
many young boys are thrilled at the fact of having their WWF heroes embedded on their t shirts. Many quotes of wisdom are printed on it.