Product Name: Polarized and Photochromic Sunglasses ◉ These lightweight sunglasses, weighing approximately 25g, combine the two functions of photochromic and polarization! ❤️ Thank you very much for viewing. ＊ Brand new, unused ＊ Ships within 24 hours ＊ Immediate purchase welcome －－－－－－－－－－－－－－－－－－－－－－－ 【Materials】 ＊ Lenses: TAC (Triacetate) polarized lenses ＊ Frame: Aluminum-magnesium alloy ＊ Weight: Approximately 25g Aluminum + magnesium alloy. Lightweight and extremely durable. －－－－－－－－ －－－－－－－－－－－－－－－ ◾️ Product Description ① Convenient photochromic lenses! The darkness of the lens color automatically changes according to the strength and amount of sunlight (ultraviolet/UV)! This is the perfect function for those who ride road bikes or motorcycles day and night, as well as for outdoor activities, fishing, sports, and camping. ② Easy-to-see polarized lenses! By cutting out dazzling reflected light and glare, it adjusts to a clear field of vision! This is the perfect function for driving in sunny weather or at night, and for outdoor activities and fishing. ③ Lightweight comfort! ・Spring hinges make it easy to put on and take off, with less pressure on the face. ・The hinge part expands up to 130 degrees, providing a comfortable fit. ・Adjustable latex nose pads. ★ This design suits both men and women, making it the perfect item as a gift for boyfriends or fathers. (Notes) Do not look directly at the sun.