I like the 4x4 Handwarmers and throw them in the bottom of my waders.
I will activate two and throw them in my waders as I'm getting dressed and put two fresh ones in right before I put my waders on.
NRA Life Member
Big Sister: "Everyone in America is fine with the .30-30, except Mack. He has to shoot that .35 because that extra point zero fives inches will matter on Bigfoot."