Sunglass holder with built-in clip for attachment and detachment can be used on industrial sites besides sports type of hat (cap) by being conjoined with the sunglass and goggle of military helmet. When fishing at the desert where wind of sand is rampant, river or ocean, it protects the eyes from the sand and ultraviolet rays from sunlight. Towards this end, it is possible to use by conjoining hat and sunglass lens, and the product is invented to apply in diverse areas such as sunvisor, cowboy hat beret, knit wool hat, hat and hair band for jogging etc.