When it comes to the discussion of top luxury brands for designer bags, some people think of Hermès, some others think of Chanel, but many more think of Louis Vuitton. These three brands are sometimes referred to as the Trinity in the luxury bag world, which have the most popularity in the market. Especially for Louis Vuitton, its sales are ranked №1 among 8 out of the 10 biggest cities according to data from a designer consignment shop.