Upper: : Ripstop (100% recycled polyester) Panels: : Leather, ripstop and suede Logo V: : Amazonian rubber (26%) Insole: : Amazonian rubber (11%), sugar cane (42%), recycled E.V.A.* (11%) and organic cotton (12%) Outsole: : Amazonian rubber (40%) and recycled rubber (10%) Lining: : Tech (100% recycled polyester) Laces: : Organic cotton (100%) Made in Brazil: Ripstop fabric features a reinforced structure as it is tearresistant due to its mesh shaped pattern made up of fine and thicker, intertwined yarns. If there is a tear in the fabric, it will be narrowed down to the circumference of the square. Being a light material, it is often used in outdoor activities, which requires solid technical expertise. *ethylene vinyl acetate