Alveomesh is a technical fabric made exclusively from recycled polyester It gives the shoe breathability, flexibility and lightness The suede is made from the underside of cowhide, which has been pre-brushed to make it softer and more flexible It comes from farms in the south of Brazil (Rio Grande do Sul) It is tanned in Brazil in accordance with REACH norms Special attention is paid to the use of water during the tanning process The suede is also coated with water-repellent oils free of PFCs (chemical compounds) to protect the sneakers from light rain;