Winter season is upon us again. Save your digits from frostbite or any other injury cause by prolonged exposure to cold temperature with the Zippo Hand Warmer ($23). This high polished chrome hand warmer uses Zippo premium lighter fluid and platinum-catalyzed glass fiber burner to produce radiat heat, sans the flame, for up to 24 hours. With its thin, compact design you can easily stash it in your pockets or gloves for extra warmth.