Foot Insole Warmers

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Haago's warmers activate upon exposure to oxygen. Once activated, simply slip them into your shoes and they will keep your feet warm and cosy for up to 10 hours. This makes them pe rfect for long days spent working or playing in chilly conditions. The warmers use 100% natural oxidation, and their simple, clever and natural chemical reactions are the key to their effectiveness. 1 pair Simple, clever and 100% natural chemical reactions Show more