The Farm Rio Wedge Mule Sandals feature a whipstitch trim and an open toe, offering a stylish and comfortable wedge design perfect for summer wear. The Farm Rio Wedge Mule Sandals feature a whipstitch trim and an open toe, offering a stylish and comfortable wedge design perfect for summer wear. Brazilian lifestyle brand FARM Rio has been celebrating bold colors and vibrant prints through its thoughtfully crafted, contemporary designs since 1997.