Heat Flat very thin heated insole, it can be easily cut to fit your shoe size and shoes. High quality heating elements to maintain an optimal foot temperature. Fits into all snow boots and ski boots.

Features
• Ultra thin heating elements
• Homogeneous and optimal foot temperature
• Easy to cut and put in the shoe
• Fits all shoes
• Works only with Therm-ic C-PACK batteries
• Up to 13 hours of heat
• Composed of a single adjustment button
• Pack consisting of a USB charger
• Mains charger not supplied

DIRECTIONS FOR USE:
• Remove the old insole from the shoe
• Cut the HEAT FLAT to the desired dimensions (sizes 36-48) at the marked locations. Be careful not to cut the power cord and the heating element located in the area under the front of the foot.
• Place the HEAT FLAT insole in the shoe
• Bring the power cord up to the heel, along the calf
• Connect the power cord to the Therm-ic C-PACK batteries
• Store the batteries in a cool place (5°/41°F to 20°/68°F)
• The batteries should be half charged before storage