Our Authentic Original is more than just a classic design - it's become an icon of style. Featuring full-grain leather, handsewn moccasin construction and our signature Sperry razor-cut Wave-Siping technology for ultimate wet/dry traction. Upper: 95% Grain Leather, 5% Copper. Lining: 90% Other, 10% Polyurethane. Sole: Rubber.