USB Rechargeable Heated Insoles

● High conversion efficiency, low energy consumption, and one degree of power used on average per hour.
● Simple to cut to the required size.
● Suitable for many kinds of shoes.
● Improve the warmth and comfort of your foot.
● Design that is removable, tidy, and practical.
● Keep your feet warm indoors with a USB charger that is attached to a PC or laptop.
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