Upper:Alveomesh (100% recycled polyester) Panels:T.P.U. and rubber Logo V:Amazonian rubber (26%), mineral silica (22%), synthetic rubber (14%) and others (38%) Insole:Amazonian rubber (12%), bio-based E.V.A.* (42% sugar cane), recycled polyester (23%) and others (12%) Midsole:bio-based E.V.A.* (56% sugar cane) and others (30%) Outsole:Amazonian rubber (30%), mineral silica (25%), synthetic rubber (24%) and others (21%) Toe cap and heel support insert:Rubber Lining:Tech (100% recycled polyester) Laces and backloop:Recycled polyester (100%) Made in Brazil   The Alveomesh is a technical fabric made out exclusively of recycled polyester. It brings breathability, flexibility, and lightness to the shoe. *Ethylene vinyl acetate