The North Face - ThermoBall™ Traction Mule V Denali. Color Yellowtail/TNF Black. Low Stock. On sale for $39.30. MSRP $69.00.. 4.8 out of 5 stars1 left in stockBrand NameThe North FaceProduct NameThermoBall™ Traction Mule V DenaliColorYellowtail/TNF BlackPrice$39.30MSRP: $69.00