Classic designs never go out of style. You can opt for a classic pair of sunglasses this summer season in toroiseshell pattern. The rectangle style with flat-top is perfect to accentuate facial features of people with oval, round and heart face shape. You can pair these shades with your linen outfits, flowy pieces and breathable fabrics effortlessly. They will be comfortable even on the longest days as they are made from acetate material.