Maintain the CWL of your shoes with a damp cloth and Marseille soap. Upper: C.W.L. (organic cotton coated with a resin from P.U., corn starch and ricinus oil) | Panels: C.W.L. & vegan suede | V: 26% Amazonian rubber | Insole: 55% sugar cane & 19% organic cotton | Outsole: 31% Amazonian rubber | Lining: Tech (100% recycled polyester) | Straps: C.W.L.