Burgundy red calf leather and calf suede blend The Primo Marsala hi-top sneakers from Koio. This item is unisex. This item fits large, please select the next size down. POSITIVELY CONSCIOUS: Koio scores 3 out 5 on its impact on people, the planet and animals by independent ethical brand rating agency Good On You. It traces most of its supply chain and ensures payment of a living wage in the final stage of production. It does not use many animal products (aside from leather).