Thermopad - Warming insoles for your shoes.

One side (bottom) is made non-slip. Work in a proven way by the oxidation process when oxygen is added. Create cozy warmth up to a maximum of 45 °C, an average of 37 °C in closed shoes.

Features:
• 30 g per heat pad
• Warms up to a maximum of 8 h

Sizes:
S = 36 - 37 
M = 38 - 39
L = 40 - 41
XL = 42 - 43
XXL = 44 - 46