The Gucci Interlocking Double G Hollow Slippers, the interlocking Double G, are renewed with enlarged hollow details on these leather/suede slippers. Upper: Imported lambskin/sheep goat Lining: Cowhide lining to cushion the heel. : 5.5CM Sole: Italian genuine leather outsole Size: 35-39 (40, 41 customization is not returnable),