norocos Men's Classical Comfortable Flip Flops Rubber Slippers Casual Leather Sandals Leather Rubber sole Norocos Size Chart:US 7=40 EU,US 8=41 EU,US 8.5=42 EU,US 9.5=43 EU,US 10=44 EU,US 10.5=45 EU,US 11=46 EU,US 12=47 EU Imported. Upper material: top layer cow leather. Durable and slip-resistant rubber outsole. Synthetic outsole delivers long-lasting durability on a variety of surfaces.