Born: chromatic leather Panels: chromed leather Logo V: Amazonian rubber (26%) Insole: Amazon rubber (11%), sugar cane (42%), E.V.A.* (11%) and recycled organic cotton (12%). Covering: Rubber soota: Amazon rubber (40%) and recycled rubber (10%) coating: technology (100%recycled polyester) laces: organic cotton (100%) made in Brazil the chromed cow leather is smooth and light. Of origin from farms located in southern Brazil (Rio Grande do sul), it undergoes an innovative tan process that does not use chromium, heavy metals or dangerous acids. By simplifying the tanning process, the use of chemicals and energy is limited. The use of water is reduced by about 40 percent and the use of 80 percent salt. After the tan, the water is recyclable.