Insole Foot Warmers – Feet Warmers Disposable - S, M, L, XL –Toe Warmers, Feet Warmers for Men & Women – 10 Hours Lasting Warmth

Insole Foot Warmers – Feet Warmers Disposable - S, M, L, XL –Toe Warmers, Feet Warmers for Men & Women – 10 Hours Lasting Warmth

【Heat duration】10 hours of warming insoles with an average temperature of 102°F. No electricity, boiling or additional heating of the foot warmers required 【Comfort】The ultra-thin and comfortable insoles warmers are barely noticeable and fit any shoes 【Natural material】The soles consist of iron powder, water, salt, activated carbon and vermiculite. Heated insoles are the perfect product for warm feet 【Easily use】After opening the packaging, heated soles will heat up by themselves after a few minutes. Push down the heated soles with the smooth side down into the shoes and enjoy warmth 【When to use】Heated soles are ideal for outdoor activities, winter sports of all kinds, winter walks. Can be kept for several years, if unopened WarmSpark, a leading company in air-activated warmer industry, has powerful R&D productivity on hand, feet and body warmers. We are committed to provide high cost performance products for anyone wanting safe, convenient, comfortable warmth in cold conditions.