Birkenstock - Kalahari Outdoor. Color Futura Khaki Birko-Flor. Low Stock. On sale for $108.75. MSRP $145.00.. 3.4 out of 5 stars6 left in stockBrand NameBirkenstockProduct NameKalahari OutdoorGenderWomen'sColorFutura Khaki Birko-FlorPrice$108.75MSRP: $145.00