KIRIBAI Kairo Hand Warmers for Spring (Stick-on) 10pcs are a popular Japanese product that provides warmth to your hands during the colder months of the year. Here’s some information about the product: - Product Introduction: KIRIBAI Kairo Hand Warmers are small, disposable heat pads that you can stick onto the inside of your clothes or gloves to keep your hands warm. They are lightweight, odorless, and easy to use. - Description: The hand warmers are made from natural ingredients such as iron powder, water, salt, and activated charcoal. They generate heat through a chemical reaction with the air, which can last up to 12 hours. - Brand: KIRIBAI is a well-known Japanese brand that specializes in producing high-quality, eco-friendly products. They have been in business for over 70 years and are known for their innovative and sustainable products. - Origin: The KIRIBAI Kairo Hand Warmers are made in Japan. - Characteristics: The hand warmers are small and compact, making them easy to carry around in your pocket or bag. They are also safe to use and do not produce harmful fumes or chemicals. - Usage Methods: To use the hand warmers, simply remove them from the packaging and shake them gently to activate the heat. Then, stick them onto the inside of your clothes or gloves, and they will start to warm up your hands. - Precautions: The hand warmers are for external use only and should not be used on open wounds or sensitive skin. They should also be kept away from children and pets, as they can be a choking hazard. Finally, be sure to dispose of the hand warmers properly after use.