Caps are used by people of all ages and these caps are available in a variety of designs and colours. What`s unique about the caps supplied by rajtex overseas traders is that they change colours when exposed to the sun, thereby making them very fascinating. These colour-changing caps are available in a variety of designs shapes and sizes in order to fit all, both big and small. Many advertisers are grabbing this opportunity to customize these caps by putting their corporate name or logo on these caps, and thereby using them as corporate gifts at various outdoor corporate events.