Design: Oiled leather upper for a timeless look that ages over time Two adjustable straps with metal pin buckles for a secure fit "Made in Germany" quality stamp on footbed In-Shoe Comfort: Iconic BIRKENSTOCK(R) soft footbed features an additional foam layer for cushioning Deep heel cup supports the foot tissue and holds the heel bone firmly in its natural position Heel mould activates the calf muscles, stabilizes the back of the foot, and improves gait and coordination Added support for the interior and exterior arch Transverse arch support runs through the middle of the footbed and stabilizes the metatarsal bone for a solid stance Raised indentations at the front of the footbed ensure that the toes remain loose and spread out in their natural position Drawn up footbed protects the toes during the rolling motion of the foot Suede footbed lining for added all-day comfort Durability & Traction: Lightweight and flexible EVA outsole smooths out slight irregularities in the floor and adds underfoot cushioning Additional Details: Oily finish of natural leather products results in color variation, making each and every pair unique