Heated Insole's Pro ThermaCell
Features:
- Designed to keep your feet warm, not hot, to avoid having your feet to sweat and freeze.
- Ultra flexible material.
- Can be cut to fit your shoes size.
- Adjustable to three temperature settings: no heat, medium and high.
- 2 Rechargeable and removable batteries.
- Charge lasts up to 5 hours of constant use (on medium heat setting) and recharges in 4 hours or less using wall charger or any USB port.