The Birkenstock Ladies Madrid Birko-Flor is a stylish slip-on sandal great for garden parties and summer strolls. Birko-Flor is a synthetic leather, both tear-resistant and easy care it has a skin friendly feel. The Original Footbed is made with naturally sustainable and responsibly sourced Jute material, Cork and Latex inner and finished with a suede lining for a luxurious soft feel finish. EVA is a durable foam which can be used in footwear to provide support and protection. The lightweight nature of this material produces a high-quality product without the weight and bulk of traditional materials. It is shock absorbent and flexible for all day comfort.