2.7 in x 3.7 in. Soothing heat therapy. Up to 8 hours. One time use. 3 women, 1 mission: Native to South Korea, Rael's female founders were frustrated with the lack of period care choices in the U.S. That's why they created Rael. Natural effective solutions that support women throughout their cycles. Soothe Menstrual Pain: Alleviate minor menstrual cramp pain with natural heat therapy infused with mood boosting botanicals. Adhesive heating patch warms up to an ideal, therapeutic temperature to temporarily relieve pain for up to 8 hours at a time. Made with rose oil, lemon oil, jasmine oil. Nature meets nature. www.getrael.com. Made in Korea.