soft ice packs reusable(2 pack), hot and cold gel ice packs for injuries, headaches, joint pain relief, comfort ice gel pack flexible therapy on neck, ankle, knee, leg, shoulder, elbow, wrist, feet world-bio <br><b>size</b>: 9.8" x 4.1"<br><b>weight:</b> 2 x 300 g <p><br><p><b>cold application:</b> before cold application, please store it in the freezer <b>at least 2 hours</b>. and use it together with cloth or towel.</p><p><b>hot application:</b><br><b>in hot water:</b> you can put the pack into pot with boiled water without heating source for 10 minutes. or you can boil the pack in the pot with a cloth or towel as barrier between pot and pack. boils 4 minutes, the temperature can be up to 65 c(149 f); boils 10 minutes, the temperature will be up to 80 c(176 f).</p><p><b>microwave.</b> put the pack into microwave oven flat, and heat it for 60 seconds based on intermediate level. if it is not warm for you, please knead it for several times, and heat it another 30 seconds on another side.</p><b>feature:</b><br>1 reusable and microwaveable <br>2 soft at 0 h(-18 c) <br>3 multipurpose(neck, shoulder, arm, elbow, waist, thigh, knee, shin etc.) <br><br><b>heat compress</b> promotes blood circulation, perfect for: <br>1. muscle pain and spasms <br>2. mild arthritis <br>3. sprains, strains and stiffness <br>4. menstrual cramps etc.<br><br><b>cold compress</b> reduces swelling after injury or trauma, perfect for: <br>1. sports injuries <br>2. tooth aches <br>3. back ache or joint pain <br>4. fever or headaches <br>5. minor burns etc. <br> <br>size<br> ice pack 9.8"x 4.1"<br><b>our guarantee<br>with rainbow, you're taking on absolutely no risk. <br>if you're not satisfied with your purchase for any reason, just tell us and we'll refund 100% of your purchase price - anytime!<br><br>relieve your pain from injuries right now and own this ice pack!</b></p>