Classic two-strap sandal in a variety of materials with fully adjustable straps.|Upper material: Birko-Flor - Made of acrylic and polyamide felt fibers, this material is a soft fabric with a smooth leather-like finish.|Footbed: The original Birkenstock footbed|Pronounced arch support, deep heel cup, and roomy toe box|Footbed molds and shapes to your foot.|Sole material: EVA - Flexible, lightweight, durable and shock absorbing.