it may not reach to a high temperature, because it makes people feel uncomfortable
Benefits
keep warm and keep healthy
long-term effect and durable
wear comfortable and beautiful, does not affect work study and life;
without using any energy, reliable, and eco-friendly
that is markedly heat-based products, no external power and heat.
Material: Cotton,Tourmaline powder balls,Far infrared rays balls
Color: as shown
Size: as shown
Package Include:1 Pair Shoes  Insole
Note
The color is just for reference only. It may slightly different from real item.
Please allow the size for 1-3cm difference due to manual messurement. Thank you!