Birkenstock - Arizona Soft Footbed - Birko-Flor™ (Unisex). Color Silver Birko-Flor. On sale for $90.00. MSRP $120.00.. 4.5 out of 5 starsBrand NameBirkenstockProduct NameArizona Soft Footbed - Birko-Flor™ (Unisex)ColorSilver Birko-FlorPrice$90.00MSRP: $120.00