The Bandana is triangular or square piece of fabric tied around the head mainly for decorative purposes but also serves as a sun screen.
Also known as Kerchief from handkerchief which it basically is.
Bandana's are usually quite colourful most often red or blue and from paisley pattern fabric and they can be tied around the neck or used to tie the hair back.
The bandana is often associated with American gang culture, the colour of the bandana identifying particular gang affiliation.
