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

About this item

• 【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
• 【Heat Duration】10 hours of heated insoles at an average temperature of 102°F. No need for electricity, boiling, or further warming of the foot warmers is necessary.
• 【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
• 【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