Koolaburra by UGG - Rostin Tall. Color Black. Low Stock. On sale for $86.79. MSRP $139.99.. 5.0 out of 5 stars3 left in stockBrand NameKoolaburra by UGGProduct NameRostin TallGenderMen'sColorBlackPrice$86.79MSRP: $139.99Rating5Rated 5 stars out of 5(1)