Thermacell THS01S Rechargeable Heated Insoles Small

THERMACELLA(R) RECHARGEABLE FOOT WARMER HEATED INSOLESa Soft durable design offers shock absorbing all-day comfort & water-resistant fabric liner (when wet dry completely before re-use) a Offers up to 2500 hrs. of heat for about four winters of heavy use a Trim insoles if needed before placing inside shoes or boots for custom fit a Uses high-tech wireless thermal technology a Powered by rechargeable built-in lithium-ion polymer batteries embedded in the foot warmer insoles a Convenient remote control operation (no wires or external batteries) provides reliable heat adjustments - 3 temperature settings (No Heat Medium (100AdegF) & High (111 AdegF) a Recharge up to 500X using the included wall charger a Apx. 5 hr. charge duration a Ideal for hunting working or playing outdoors a Tested by SATRA (worldwide leader in footwear testing) a Includes storage bag Size Small (M 4.5-5.5 W 6-7)