Birkenstock Franca flip-flops, a model in an interesting version with narrow crossed straps in an extravagant, metallic design. For a better fit to the foot, the straps are adjustable with buckles. The outer material is the skin-friendly and durable Birko-Flor synthetic material. The inside is lined with soft and breathable fleece. The sole is made of EVA foam, which is a very light and flexible material that provides very good cushioning. Additionally, the flip-flops are equipped with an anatomically shaped cork-latex insert and a flexible leather lining that ensures comfort for your feet even during long-term physical activity, thanks to its open, porous and breathable structure.