If you crave class-apart style, get yourself designer satchel bags from industry-leading brands like Coach, Kate Spade, MK, Dior, etc. The Sak is a leading American handbag and backpack brand founded in 1989. Footwear and mobile accessories are the brand’s other product categories. Today, the brand is widely popular, and its products sell in over 10000 retail stores globally. Navy blue is a popular color that is always in trend.