Ice silk fabric (polyester fiber 90%+spandex 10%, cooling coefficient 0.2, UV resistant UPF50+), lightweight and portable (weighing about 100g, can be folded into palm size), hooded design (hat can be stored in collar), invisible pocket (located at waist, capacity about 1L), suitable for outdoor running and fishing, color is light blue/light gray, size options are M-XXL
