Ghost Bond water resistant adhesive by Pro Hair Labs resists humidity, sweat, and water to provide a strong bond with your skin Specially designed for high temperatures and humidity, heavy perspiration and oily scalps to give a reliable bond regardless of the conditions The original ghost Bond adhesive is a water-based Copolymer that is formulated to give you four weeks of worry-free hold Contains no harsh chemicals or toxins and no latex so it is 100% safe for your skin