Get fast-acting relief from minor aches and pains with Leader Cold & Hot Patches. These large, flexible patches are medicated with 5% Menthol, providing a cooling sensation on contact that quickly transitions into targeted heat. The advanced hydrogel technology allows the patch to stick firmly even on moving joints, making them ideal for the back, shoulders, or knees. They are designed to stay in place for up to 8 hours, providing consistent therapy without the mess or strong odor of traditional creams.