n's Disposable Foot Warmer - Keeps Foot Warm up to 4 hours

Contains 4 warmers Activates when removed from package & shaken Easy disposal. Throw them away when theres no more heat leftDisposable Foot Warmers warms feet in shoes or boots for up to 4 hours. These are a must have while hiking those snowy trails, or climbing your favorite mountains. Disposable Foot Warmers warms feet in shoes or boots for up to 4 hours. These are a must have while hiking those snowy trails, or climbing your favorite mountains.