The insoles plug into any USB power source—like a power bank, laptop, or wall adapter—to provide consistent, gentle heat throughout the foot.

They typically begin warming within10–30 secondsand reach full temperature in just a couple minutes.

Yes! The cables are thin and flexible, designed to be worn comfortably inside your shoes. You can connect them to a portable charger for on-the-go warmth.

Our insoles aretrim-to-fit, meaning you can cut along the guidelines to perfectly match your shoe size.

Absolutely. The insoles uselow-voltage heating, which is safe, stable, and energy-efficient. They do not overheat.

The insoles arenot machine washable, but you can gently wipe them with a damp cloth. Be sure they are unplugged and completely dry before use.