Lining Composition Organic Cotton: 5.0%, Lining Composition Recycled Polyester: 100.0%, Lining Composition Polyethylene Vinyl Acetate (peva): 45.0%, Outer Composition Calf Suede: 100.0%, Sole Composition Silica: 26.0%, Lining Composition Rubber: 11.0%, Sole Composition Rubber: 50.0%, Sole Composition Synthetic Rubber: 5.0%, Lining Composition Other Materials: 26.0%, Sole Composition Other Materials: 19.0%