Rechargeable Battery Heated Boots shoes

1.Provides up to 7 hours of warmth.
2.Choose from 3 levels of heat. As low middle high.
3.2 rechargeable lithium batteries included
4.Nylon upper fabric treated with a wet weather protection finish
5.Fleece lining with Thinsulate insulation to keep heat in and cold out
6.It's important to keep your tootsies toasty during the cold winter months,and the warming
7.Indoor/Outdoor Heated Slipper Black do just that.the heating system built right in to these shoes.
8.If that's not hot enough for you, these shoes also feature a combination of Thinsulate insulation, fleece lining, and
an ankle cinch cord for extra protection against cold toes.

metal fiber conductive heat wire
Product Name:100%316L stainless steel staple fiber yarn conductive thread 316lL malleable thin stainless steel wire
Thickness:1.6Nm/2,3.5Nm/2,6Nm/2, 7Nm/2, 8.7Nm/2,
10Nm/2,11Nm/2, 12Nm/2, 13Nm/2,15Nm/2,16Nm/2 and so on .
Fiber length:12um
performance:
*withstand 500-650 degree high temperature
*acid and alkali resistant
*can be made to be soft fabric ,we can cut the fabric into some shape like general fabric
and we can do FeGrAl staple fiber yarn ,withstand 1300 degree high temperature
Application:
heat resistance agaist with 650 °C continous operation,excellent mold seperator and formed cushioning material for automotive glass,glass bottles and TV glass.burner; coking plant; filter; and all kinds of high temperature and acid and alkali environment .