KOWA Kowa Disposable Body Warmers, Non-Adhesive, Mini Size, Set of 60, Kowa Co., Ltd. "Hokkairo" refers to Kowa's disposable body warmers. Use-by date: 2026.04 *The expiration date of the body warmer refers to "the period during which the temperature standards indicated are guaranteed," and does not mean "the period during which the product can be used." Please use with confidence. This is stated on the official website. Made in Japan Kowa Size: 93mm x 55mm Sold as a set of 60. This is the "non-adhesive" type!!! Maximum temperature: 70°C Average temperature: 56°C Maintains a stable and appropriate temperature for 12 hours! Excellent heat retention, providing warmth anytime, anywhere.