TARGETED PAIN RELIEF: Therapeutic heat from the patch helps reduce pain giving a targeted analgesic effect right where you need it. LONG LASTING: Up to 16 hours of pain relief. Soothe discomfort, ease tension and relax tight muscles. FAST ACTING: The patch starts to heat within 5 minutes, providing penetrating warming relief. CONVENIENT: Self-adhesive patch that provides on-the-go relief for back pain, muscular aches, pains and joint stiffness ODOURLESS: The pain relieving patch is completely odourless, ensuring a discreet experience for all-day use.