SnugoSole Heated Insoles fully charge in approximately 3-4 hours using the included USB charging cable. The charging indicator light will show when charging is complete and your insoles are ready for use.

Yes, SnugoSole Heated Insoles work with most shoe types including boots, sneakers, and winter footwear. Simply trim them to your size for a perfect fit in any shoe with removable insoles.

Color-coded LED indicators display your current temperature setting: red for high (55°C), blue for medium (50°C), and green for low (40°C). The lights are clearly visible for easy monitoring.

Absolutely. SnugoSole Heated Insoles are designed for all-day wear and meet rigorous safety certifications. The steel-protected battery compartment and quality materials ensure safe, comfortable extended use.

Remove the battery packs before cleaning. Gently wipe the insoles with a damp cloth and mild soap, then air dry completely before reinserting batteries. Never submerge in water or machine wash.

While water-resistant, SnugoSole Heated Insoles should not be submerged in water. The steel shell provides protection from moisture, but excessive water exposure may damage the electrical components over time.

Follow the sizing guides printed on the insoles. Use sharp scissors to carefully cut along the appropriate size line, ensuring both insoles are trimmed identically for balanced comfort.

With proper care, the lithium polymer battery maintains excellent performance for hundreds of charge cycles. Following charging guidelines and avoiding complete discharge helps maximize battery longevity and heating efficiency.