Experience ultimate comfort and warmth this winter with our innovative self-heating insoles. Designed for sizes 40-43, this 5-pair pack provides instant, even heat without batteries or charging. Made from lightweight, high-quality materials, these insoles are virtually unnoticeable while offering superior warmth retention. Perfect for outdoor activities, sports, and everyday wear in cold conditions, they're compatible with all types of footwear, from athletic shoes to winter boots. Enjoy cozy, comfortable feet all season long. These insoles offer a superior alternative to traditional heated insoles, providing consistent warmth without the hassle of power sources. Find the perfect blend of comfort, warmth, and convenience.
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US: temporary delays — postal services aligning new import rules, 
EU: 1–2 weeks, 🌍 Worldwide: 1–4 weeks ✈️