My cold feet that is already a legend. The HotSox I discovered by chance and immediately worried. Mostly I use them in bed, but also some movie night they keep me company. The filling is probably from mustard seeds. Operation is ultra simple - simply for 90 sec in the microwave at max and ready..
One drawback they have yet. Each of the sock is made up only 2 chambers and then the grains are distributed very unfavorable. Who is with a needle but nimble, it can fix quickly.
