The Zippo Outdoor Refillable Hand Warmer in black is a convenient and effective solution for staying warm during outdoor activities like hunting, camping, and hiking. With an effective duration of 12 hours, this hand warmer is perfect for keeping your hands and body warm during extended outdoor adventures. Made by the iconic brand Zippo, this refillable hand warmer is lightweight and easy to use, making it a must-have for anyone who enjoys spending time in the great outdoors.