Birkenstock - Kalahari Outdoor. Color Futura Elemental Blue. Low Stock. On sale for $101.50. MSRP $145.00.. 3.4 out of 5 stars2 left in stock+1Brand NameBirkenstockProduct NameKalahari OutdoorGenderWomen'sColorFutura Elemental BluePrice$101.50MSRP: $145.00Rating3Rated 3 stars out of 5(35)