The Zippo Outdoor Refillable Hand Warmer is a durable and lightweight unit designed for outdoor activities such as hunting, camping, and hiking. With an effective duration of 12 hours, this hand warmer provides warmth and comfort during cold weather conditions. The black color and sleek design make it a practical and stylish accessory for outdoor enthusiasts. Made by the trusted brand Zippo in the United States, this hand warmer is a reliable tool for staying warm on the go.