... hot cold pack 1.Heat in microwave for hot compress 2.Keep in freezer for cold compresss 3.Reusable 4. non-toxic,6P hot ... cold pack 1) Applications:a) Can be used as hot or cold compress easily and convenientlyb ... applications, heatstroke, itching, headaches, muscle strain, scalds and fatigueh) Hot compress: alleviate rheumatic pain, muscular pain, sciatica, back pain andpost ...