WORLD-BIO Disposable Foot Warmers 12 Pairs, Air Activated Warmer Safe Natural Long Last Up 8 Hours, Foot Warmers Shoes Skiing Camping for Men Women, Size EU:36-40

Natural & Long-lasting Heat - Eco-friendly activated carbon ingredients with soft and breathable non-woven fabric outer without peculiar smell, keep warm UP TO 7 hours. Upgrade WORLD-BIO foot warmer thin and flat like a shoe insole, comfortable to wear, provides a good, steady level of warmth.. Winter Outdoor Essential - Foot heat pack is perfect for outdoor sporting events, hunting & skiing, camping & hiking in chill day. These are a must-have for our winter ski trips, help preventing from frostbite. Great as a gift for athletes, anglers, hunters, spectators, skiers. You can bring them anywhere as they are portable which is great. They definitely out do themselves.. Air Activated - Remove warmer from outer package, the heat pads warm themselves with air in few minutes. Convenient, compact, portable. Foot warmers measures 9.3'' x 3.2'', long enough for feet EU:36-40.. Multipurpose Warmers - 12 pairs foot warmers in a package, single use air-activated heat packs that provide long-lasting warmth - not too hot, but enough to fend off the chill, are easy to use, and make a big difference in keeping our feet cozy all day. They are too hot to place directly on your skin.. Safe & Durable - The combination of the ingredients has been specially formulated to ensure a constant and comforting heat for a wide variety of uses. No electricity, boiling or additional warming necessary for the heat pads, safe to use. After using, dispose with regular garbage. Ingredients will not harm the environment.