Other Information: Avoid storing product in direct sunlight. Protect product from excessive moisture. Misc: 2.83 inches x 1.81 inches (7.2 cm x 4.6 cm). Apply for 8 hours. For temporary relief of minor aches & pains. Stiff neck. Sore shoulder. Backache. Joint pain. OTC topical analgesics in patch format. World's No. 1 Brand. This product is not made with natural rubber latex. Questions or comments? Toll free 1-800-826-8861 www.salonpas.us. Made in Japan.