Waterproofed leather upper with exterior logo-rivets with pull tabs for easy on and off wear. Twinface sheepskin footbed naturally wicks away moisture leaving the foot warm yet dry. Removable Mylar-filmed foam insole massages the foot with each and every step. Exclusive Vibram repeating lug outsole pattern maximizes surface contact and provides flexibility at the foot's natural flex points. Real sheep fur or lamb has been artificially dyed and treated. Fur origin: Australia, European Union or United States.