The company which is  a subsidary of the American footwear company founded by Charles Beckman is a principal supplier of what.
Red Wing Shoes Red Wing Shoes (Red Wing Shoe Company, LLC) is an American footwear company based in Red Wing, Minnesota that was founded by Charles H. Beckman in 1905.
Grendene Grendene is a Brazilian company that is the world's largest manufacturer of sandals. It was founded by Alexandre Grendene Bartelle and his twin brother Pedro Grendene Bartelle.