UPCAP has been a professional hat manufacture company for 35 years and is the maker of the world's first functional cap. It maintains the basic hat designs but adding a unique patented functionality of raising and lowering the brim which increases UPCAP’s comfortable wear-ability. When UPCAP is worn with its brim raised, the hat will prevent heat from being trapped underneath the brim. In addition to its ability to prevent heat irritation, the unique brim prevents wind from blowing thehat away. Moreover, one can include advertisements or logos on the lower brim for the purposes of advertisement or fashion. Not only is UPCAP practical, it allows various styles and increased advertisement effects. --> Simply Click "Add to Cart" Button Now And Experience UPCAP’s comfortable wear-ability.