The VILNICE N2 Electric Hand Warmers are a convenient 2-pack of rechargeable hand warmers that provide a comfortable temperature of 113-131°F. Made of ABS plastic in sleek black, these hand warmers are compact with dimensions of 3.4 inches in length, 4.2 inches in height, and 1.2 inches in width. With an effective duration of 4-8 hours, they are perfect for outdoor activities like camping and hiking. The VILNICE brand ensures quality, and the rechargeable feature adds to their functionality, making them a practical and reliable choice for keeping hands warm during outdoor adventures.