Upper material: Suede Panels: Suede VOZONAS RUBBER (26%) logo (26%) Template: Amazon rubber (12%), sugarcane (42%), recycled polyester (23%) and others (12%) L foam: natural latex (30%) Entresuela: E.V.A.* Composed at 38 % sugarcane and 47 % of others Outdoor sole: Amazon Rubber (31%), Silice (31%), Synthetic Rub Lining: Tech (100% recycled polyester) Laces: Recycled polyester (100%) Rear tape: Recycled polyester (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 PFCs (chemical compounds) to protect light rain shoes. Suede is Silver certificate for the Leather Working Group *Ethylvinilaceato