It is important to choose sunglasses that are both stylish and practical when shopping for authentic sunglasses. Designer sunglasses are not cheap. While most authentic designer sunglasses are made of high-quality materials, they may not be able to provide a clear vision in all outdoor situations. A good pair of sunglasses will protect your eyes from the sun's glare by providing reduced contrast. They should protect your eyes from the harmful glare, but not reduce your vision clarity. Please visit https://sunbeamsky.com/collections/square-frame for more detail.