Introducing the Electric Leopard heat pack by Kasey Rainbow – a stunning and unique addition to any pain relief routine. Featuring a bold leopard print in electric colours, this neck & shoulder heat pack harnesses the power of warmth and coziness to soothe even the most stubborn of pains. Made in partnership with a daring, female-driven business committed to excellence and sustainability, the Electric Leopard heat pack is both fashionable and functional. Say goodbye to boring pain relief solutions and hello to a funky, rebellious new way to banish your pain! How To Use Put your heat pack in the microwave on high for 2 minutes and then test the temperature. Place back in the microwave for 15 seconds at a time until the desired temperature is reached.