I AM I in fact Cotton Knit Chibi Polo Shirt - Color: Navy Quoted from the following site: A knit polo shirt made of strong twisted cotton. It has a dense weave for a masculine feel. It's a cotton knit that you can wear casually every day. It was made with the image of a smart, kindergarten uniform. The compact size goes perfectly with voluminous bottoms. It's an item that adds a change to your styling in the short-sleeved season, when cut-and-sewn items tend to be the main focus.