Product & Specifications: Made with Natural Ingredients Our pain relief patch is produced with the aid of plant extracts, self-heating patch design. This back pain patch is backed by science to deliver fast-acting, long-lasting and deep penetrating temporary pain relief for sore muscles, sore joints, and arthritis Instant Pain Relief - These hot patches for pain relief for men and women can temporary relieve various pains such as rheumatoid arthritis, bone hyperplasia, knee pain, tenosynovitis, strain and sprain, sciatica, and fibromyalgia Safe and Efficient Our knee patches are self-heating and can penetrate deep into the area where the muscle is injured. These back patches for pain contain pure natural herbal ingredients without any side effects. High-quality knee pain relief products for women and men Easy to use - Simply clean the affected skin with warm water, remove the protective film and stick the adhesive pain relieving patch on the area where youre in pain. With our back pain patches, youll definitely enjoy quick-acting temporary pain relief and ultimate relaxation after a long and tiring day of work Long-lasting - For penetrating, mess-free & targeted relief, apply the heat knee patch to manage pain in specific areas. back patch offers temporary pain relief for up to 8 hours. Back pain relief patches for all ages Use position: Shoulders, Arms, Legs, Foot, Hands, Neck, Back, Waist, Joint, Knee; Rib, Bones, Knuckle, Wrist, Elbow, Thigh. How to Use: 1. Wash your hands before applying the patch. 2. Clean and dry the affected area. 3. Apply the adhesive side directly on the skin in the affected area. 4. use one patch to the affected area, the patch can last up to 8-12 hours. 5. Wash your hands after removing the patch.