These are eyeglasses with photochromic lenses that change color depending on the intensity of light. They are clear lenses indoors and change color like sunglasses outdoors. They also have UV protection and blue light cut functions, making them perfect for everyday use. They have a square frame and are cute (- -) [Functions] Photochromic, UV protection, blue light cut [Frame Shape] Square [Frame Color] Gray Thank you. Due to shipping costs, the glasses will be shipped without the box and will be carefully packaged. Please purchase only if you understand this. ()”