Siena Big Buckle Oiled Leather Green Dark Teal hard-wearing synthetic material Birko-Flor® with

hard-wearing synthetic material Birko-Flor® with a shiny patent coating

The color-coordinated footbed and the colorful tongue buckles round off the shoe's look of sophistication

Details: four straps

soft nubuck leather that boasts a rustic appearance

each with an individually adjustable Velcro fastener

Siena Big Buckle Oiled Leather Green Dark Teal hard-wearing synthetic material Birko-Flor® withThe BIRKENSTOCK Siena boasts a refined appearance. Crossed straps give the sandal its unique and special look. The Big Buckle version features a large, elegant pin buckle a fantastic, striking eye catcher on this otherwise understated sandal. The lining of the semi exquisite footbed is covered with soft smooth leather and matches the shoe in color. The upper is made from extra thick, oiled nubuck leather with an open selvage finish. Anatomically