Medical Cooling Gel Patch-Functional Plaster Solution is a premium quality product that provides instant relief from pain and inflammation. Our factory uses the latest technology and highest quality materials to manufacture this product. The gel patch is designed to stay in place, providing continuous cooling therapy for up to 8 hours. It is ideal for sufferers of sore muscles, stiff joints, lower back pain, or any other common muscle ache. Our gel patch is easy to apply, providing a comfortable and effective solution for pain relief. Trust our factory to provide you with high-quality and effective medical cooling gel patches.