Keep your hands warm, and your devices charged with this 2 pack of rechargeable hand warmers. Made by Milduall, these hand warmers are also a power bank with a 5000mAh capacity. Perfect for winter sports and outdoor activities, these hand warmers are portable, lightweight, reusable, and water-resistant. The black hand warmers have a 1-year manufacturer warranty and come with features including a 2-in-1 design, making them not only practical but also stylish. They are suitable for use in various outdoor activities such as skiing, snowboarding, and snowshoeing. Made in China, these hand warmers are a unit type and perfect for those who want to keep their hands warm while keeping their devices charged.