Upper material: Suede. Panels: Suede. Votype of the V: Rubber of the Amazon (26%) and rice residues (22%). Template: Amazon rubber (11%), sugarcane (42%), E.V.A.* Recycled (11%) and organic cotton (12%). Exterior sole: Amazon rubber (31%), rice waste (22%) and recycled rubber (12%). Lining: Tech (100% recycled polyester). Laces: Organic cotton (100%). Manufactured in Brazil. The suede is made from the bottom of the beef skin previously brushed to make it softer and more flexible. It comes from farms from southern Brazil (Rio Grande do Sul). It is tanned in Brazil, respecting REACH standards. Special attention is paid to the use of water Dur Suede the tanning process. Suede is also covered with hydrophic oils without PFC (chemical compounds) to protect light rain shoes. Ethylene vinyl acetate.