Upper: O.T. leather (Organic Traced leather)Panels: O.T. leather (Organic Traced leather) and SuedeLogo V: Synthetic rubber (40%), mineral silica (22%)Insole: Amazonian rubber (11%), bio-based E.V.A. - sugar cane (42%), recycled E.V.A. (11%), organic cotton (12%) (lining)Outsole: Amazonian rubber (40%), mineral silica (23%), recycled rubber (10%), synthetic rubber (11%)Welt: Synthetic rubber (40%), mineral silica (22%)Lining: Recycled polyester (100%)Laces: Organic cotton (100%) VEJA’s latest addition, is made of the softest leather yet sourced by VEJA - O.T. leather (Organic Traced leather), from farms in Uruguay 100% organic certified. This type of leather undergoes a mechanical beating process that makes it fine and bendable. Tanned in Brazil, it uses less dyes than our conventional leather. VEJA sources O.T. leather from the Uruguayan Pampa, a region renowned for the quality of its leather and livestock farming.*Ethylene vinyl acetate