The North Face - Thermoball Traction Mule V. Color TNF Red Plaid/TNF Black (Wool). On sale for $22.48. MSRP $75.00.. 4.9 out of 5 starsBrand NameThe North FaceProduct NameThermoball Traction Mule VGenderWomen'sColorTNF Red Plaid/TNF Black (Wool)Price$22.48MSRP: $75.00