I'm in for one :).
..and if I'm buying one - it probably means something. What? Not sure. But definitely something.
This Zippo Hand Warmer features a sleek and compact design that fits easily into your pocket, gloves, or pants. Get two, one for each pocket. The Hand Warmer uses Zippo premium lighter fluid to produce more than ten times the heat as traditional models and lasts for up to 12 hours. Plus, it comes with a one-year guarantee, making the Zippo Hand Warmer a perfect fit for any outdoors enthusiast. The Hand Warmer measures 2 3/4" Wide by 4" long.