Contents of package include: 2 in oles equipped with integrated rechargeable Lithium-Ion Polymer batteries, 1 remote control (battery includes), 1 Global charger, 1 drawstring travel bag and 1 in truction booklet.
Rechargeable batteries embedded in insoles
Up to 5 hours of comfort
Wireless control with a range of 7 ft
Adjust heat of the insoles with the touch of a button
3 settings: no heat, medium heat and high heat
Size XLarge: Men sizes 9–11 1/2, Women sizes 10 1/2–12