ngredients: Iron Powder, Water, Salt, Activated Charcoal, and Wood Fiber.ountry of Origin: Made in the USA using domestic and imported materials.torage: Keep in a cool place out of direct sunlight.Trusted - HotHands, the leader in air-activated warmers, has been warming hands, feet, and bodies for over 20 years. Itàa brand trusted all over the world by professional athletes, outdoor sporting enthusiasts, spectators, skiers, outdoor worker and by anyone wanting safe, convenient, concentrated warmth in cold weather conditions.Directions - Do not open the outer package until ready to use. Remove warmer from the outer package: shake to activate. Do not open, puncture, or tear warmer. Warmer heats up in 15-30 minutes. If heat decreases, expose warmer to air and shake. After use, dispose with regular garbage. Ingredients will not harm the environment.Buy with Confidence - To ensure you receive genuine HotHands products when shopping online, please only purchase from authorized distributors or retailers or an Amazon listing that clearly states the product is sold and shipped directly by Amazon. com. Unauthorized sellers, such as private sellers (not commercial sellers) may offer outdated products or imitations not meeting HotHands quality standards. We want our customers to purchase our products with the confidence that they are getting genuine, quality HotHands products." "??TAILGATE BUNDLE - Stock up and save with our expertly curated Lap Warmer and Variety Pack bundle. The perfect combination of warmers to keep you at the game for longer! | ??NATURAL, LONG-LASTING HEAT - HotHands warmers are made with natural ingredients that provide soothing warmth for up to 18 hours depending on the style. | ??HOW TO ACTIVATE - Open the package, expose the warmer to air, and allow 15-30 minutes to heat up fully. If warmth decreases, expose warmer to air again and shake. After use, dispose of with regular trash. | ??QUALITY INGREDIENTS - Each HotHands Hand Warmer is made in the USA using domestic and imported materials that don't harm the environment like iron, water, vermiculite, charcoal, polymer & salt. | ??CONVENIENT & PORTABLE - Small enough to pack in a backpack and safe enough to go through TSA, HotHands warmers are easy to travel with no matter where you're going.