Nunn Bush - Otto Plain Toe Chukka Boot. Color Brown Crazy Horse. On sale for $74.99. MSRP $110.00.. 4.3 out of 5 stars+4Brand NameNunn BushProduct NameOtto Plain Toe Chukka BootGenderMen'sColorBrown Crazy HorsePrice$74.99MSRP: $110.00Rating4Rated 4 stars out of 5(15)