Number 7 is a very important number that is closely related to the famous player Cristiano Ronaldo, and the player took advantage of that and created a brand called CR7. The first CR7 brand was launched in 2006, and Ronaldo opened a store specializing in selling clothes and called it CR7 in the country in which he grew up. Madeira Island in 2006, then established another branch of the store in Lisbon, and the matter evolved into the manufacture of the best types of glasses with high quality and efficiency, as it combines the health of vision, elegance and beauty, as it provided glasses made of high quality materials and manufacturing, making them durable and strong, CR7 provides glasses Sunglasses of elegance and excellent quality, and CR7 brand used lenses of the best types to protect the eyes from the sun UV Because it works on the general preservation of the eyes and prevents ultraviolet rays from affecting them, and it is soft and does not cause any sensitivity to the skin.