There is also a folk saying called "sad hat", which means that people are afraid of being given hats, mainly white hats. There is a folk custom that when an old man dies at home, his descendants will wear linen and white mourning hats. If they receive white hats for no reason, they will think that you are cursing others.
Extended data:
1, baseball cap: Most players of American baseball teams wear a baseball cap during the game, so many fans will also wear their favorite team caps. It is the style hat with the highest market penetration rate; Baseball cap technology; Baseball caps have less requirements on materials and LOGO technology, and are simple to make, and the accessories are flexible to assemble and match; The obvious sign is the bent visor.
2. Sports hats: mainly hats worn during sports, with many styles, generally using lighter fabrics and more splicing; The quality requirements are relatively high; LOGO has embroidery, printing and rubber seal!