The North Face - ThermoBall™ Traction Mule V Novelty. Color TNF Red Yarn Dye Plaid/TNF Black. On sale for $49.15. MSRP $69.00.. Add to favorites. 0 people have favorited this+2Brand NameThe North FaceProduct NameThermoBall™ Traction Mule V NoveltyGenderMen'sColorTNF Red Yarn Dye Plaid/TNF BlackPrice$49.15MSRP: $69.00Rating