Glerups - Wool Boot Rubber Outsole. Color Grey/Black Rubber. On sale for $106.97. MSRP $155.00.. 4.6 out of 5 stars+13Brand NameGlerupsProduct NameWool Boot Rubber OutsoleColorGrey/Black RubberPrice$106.97MSRP: $155.00Rating5Rated 5 stars out of 5(67)