Men - Men's glasses are extremely strong, usually the contour lines of such frames are quite straight and with clearly defined corners. Fullrim - The closed type glasses are strong and durable, because the lenses are covered with metal or plastic frames. This type of frames are recommended for people with high diopters. Grey - Grey eyeglasses frames or sunglasses with grey lenses look formal and elegant and give the impression of seriousness. They are perfect for those who like a minimalist urban style.
