The Venturi model is made from a combination of environmentally friendly and sustainable materials. Upper in Hexamesh (70% organic cotton & 30% recycled plastic bottles) Panels in Suede, V-Knit & T.P.U.* details Side V Logo in Rubber & Rice Waste (23%) Laces in organic cotton (100%) Tech inner lining (100% recycled plastic bottles) developed to acquire a better resistance to friction and provide maximum comfort and flexibility thanks to its mesh structure. Insole in Sugarcane (64%) & Recycled plastic bottles (21%) 40% bio-sourced midsole (Sugar Cane) 49% bio-sourced glued outsole: made of Amazon rubber (25%) & Rice Waste (24%) Made in Brazil, in the region of Porto Alegre. In like new condition only worn one time