Brrr, cold feet are the worst! These Kioriur toe warmers are total lifesavers when the temperature drops. Each package gives you 20 individual warmers (that's 10 packs with 2 warmers each) that heat up super fast once they hit the air. They get up to around 52 degrees on average, with a max of 63 degrees - just enough to keep your toes toasty without being too hot. The best part? They're thin enough that they don't make your shoes feel tight or uncomfortable. Each warmer is about 7x9 cm and lasts for a solid 5-6 hours of continuous heat. Perfect for daily commuters, outdoor enthusiasts, or honestly just anyone who gets cold feet around the house. They use natural ingredients and are completely safe - no electricity or complicated gadgets needed. Just stick them to your socks (not directly on skin!) and you're good to go. Great for skiing, hiking, football games, or even if you just work in a cold office. The air-activated technology means no shaking or preparing - they start working as soon as you open the package. They have a 3-year shelf life too, so you can stock up for multiple winters. Seriously, if you hate having cold toes during winter activities, these warmers make such a difference. Your feet will thank you when you're out in freezing weather and still feeling cozy!