Whether you need 12 hours of reliable heat from a rechargeable warmer like the OCOOPA UT3 PRO or the classic ease of our top pick, the disposable Ignik Hand Warmer ... of muck boots, or a muff.

Of course, beanies, warm boots, and heavy coats help soften ... Unlike single-use warmers, these Ocoopa Rechargeable Hand Warmers can be reused year after year, and right now they’re on sale ...

They’re less adjustable, though. The Ocoopa UT3 Lite rechargeable hand warmers are sold as a pair, which is useful, since you have two hands and might want them equally warm without paying double.