3 Heating Settings: Quickly heats in just 3 seconds, offering temperatures of 45��C/113��F, 55��C/131��F, and 65��C/150��F to keep your hands warm on both sides. Windproof and Waterproof Fabric: Designed to resist wind and water, ideal for outdoor activities like sports events, hunting trips, or commuting. The hand warmer pouch is also machine washable for easy maintenance. Safe and Comfortable: Features an intelligent protection system to prevent overvoltage, overcharging, and short circuits. Made from high-quality velvet material, these electric hand warmers are soft, skin-friendly, and comfortable. Portable Design: Includes a shoulder strap and adjustable waist strap for a customizable fit. The pocket design allows for convenient storage of personal items. This rechargeable hand warmer pouch is lightweight and suitable for various outdoor activities like sports, fishing, hiking, camping, skiing, and travel. Winter Warm Gift: The battery-operated heated hand muff warms your hands and body in cold conditions while also helping to relieve discomfort. It makes an excellent gift for occasions like Thanksgiving, Christmas, New Year, and birthdays for loved ones. (Battery not included)