Upper material: leather. Panels: leather and suede. V logo: sewn. Template: Rubber del Amazonas, Cana de Azucar, E.V.A. recycling and organic cotton. Outdoor sole: Amazon rubber (31 %), rice waste (22 %) and recycled rubber (12 %). Lining: Tech (100 % recycled polyester). Laces: Organic cotton (100 %). Manufactured in Brazil. The beef leather comes from Uruguay farms, a country known for its livestock culture and the quality of its leather. It is tanned in Brazil, respecting Reach standards. Special attention is paid to the use of water during the tanning process. He is done 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 during the tanning process. The suede is also covered with hydrofugos oils without PFC (chemical compounds) to protect light rain shoes.