Thermacell ProFlex Heated Insoles Foot Warmers

Package includes: 2 Heated Insoles, 2 rechargeable batteries; 1 remote control with battery; 1 smart charging case, 1 wall charger, 1 USB cable; 1 instruction booklet. Other features include: Keeps feet warm, not hot  Rechargeable foot warmer  Recharges in 4 hours using wall charger or any USB port Recharges at least 500 times  Operated by a small and lightweight, wireless remote control Charge lasts up to 5 hours of constant use (on medium heat setting) Powered by rechargeable, removable lithium-ion polymer batteries Antimicrobial, shock-absorbing Poron cushion battery cover  Can be trimmed to fit almost any shoe size Water-resistant Fit easily into your shoes or boots Less than half the cost of other leading wireless remote systems Batteries easy to change without removing insole from shoe Tested by SATRA, worldwide leader in footwear testing, research, and development