Marc By Marc Jacobs Sunlasses – a fantastic range of modern contemporary eyewear by Marc Jacobs. Marc by Marc Jacobs, is a diffusion line from the main luxurious fashionable brand Marc Jacobs. Fashionable – stylish – great colours – Marc By Marc Jacobs Sunlasses are an affordable designer sunglasses range with great choice for both men and women. Marc Jacobs is an American fashion designer, the head designer for Marc Jacobs, as well as Marc by Marc Jacobs. Marc Jacobs has been the creative director of the French design house Louis Vuitton since 1997. Marc Jacobs Sunglasses have been worn by Victoria Beckham as well as many other celebrities.