Predawn foot Pad by Famall are specially designed to promote natural detoxification. The foot pads remove heavy metals, metabolic wastes, toxins, parasites, chemicals, cellulite and health and more from your body, giving you back health and vitality. The foot pads cause the skin to perspire, and then draw circulating toxins from the bottom of your feet while you sleep. The foot pads are designed to increase the flow of Bio Electricity and blood circulation around the pad to boost it's effectiveness. Just like a tree draws energy in, and toxins down it's trunk, Greenleaf herbal foot pads works the same way. Based on Ancient Chinese Reflexology, Predawn Herbal Sleeping Foot Pads cleanses and energizes your body.