KEEN - Circadia Mid Waterproof. Color Bison/Brindle. On sale for $108.75. MSRP $145.00.. 3.8 out of 5 stars+5Brand NameKEENProduct NameCircadia Mid WaterproofGenderMen'sColorBison/BrindlePrice$108.75MSRP: $145.00Rating4Rated 4 stars out of 5(30)