4 x 2.75 inches. Advanced hydrogel patch technology. For temporary relief of pains. Convenient and not messy. Works where it hurts. Long lasting. Tiger balm has nearly 100 year history of pain relief. Join the many that say it works! tiger balm patch is flexible pain relieving patch. The products provides temporary pain relief and comfort for hours. It is not messy or greasy and will not stain your clothing. Its thin design can be comfortably worn unnoticed underneath clothing. Www.tigerbalm.com. Questions/comments: (925) 292-3888. Also try tiger balm arthritis rub tiger balm ultra strength ointment and tiger balm muscle rub for pain relief. Product of singapore.