The North Face - ThermoBall™ Traction Mule V. Color Moonstone Grey/Lunar Stone. $58.95. 4.7 out of 5 starsAdd to favorites. 0 people have favorited this+5Brand NameThe North FaceProduct NameThermoBall™ Traction Mule VGenderWomen'sColorMoonstone Grey/Lunar StonePrice$58.95Rating5Rated 5 stars out of 5(50)