Grabber Foot Warmer provides safe, natural heat through an air-activated warmer that is environmentally friendly and odorless. Designed with a thin profile, it fits comfortably inside any shoe or boot, delivering up to five hours of soothing warmth. This foot warmer is for a variety of outdoor activities such as tailgating, watching sports, working in the yard, jogging, walking the dog, shopping, or commuting to work. Each package contains one pair of warmers, making it easy to keep your feet cozy during chilly days. Model Number: CSFWML12