... ,fever,toothache hot compress:relieve arthritis,stomach trouble, APPLICATIONS:Hot therapy: alleviate rheumatic pain, neural pain, sciatica, vertebral pain, ... improve mucous membrane scar after surgery.Cold therapy: Be great for your body when it is experiencing throbbing ... 30 minutes. CHARACTERISTIC:1. Use for both Hot & Cold therapy.2. State flexible at below -18°C.3. Leakproof, ...