The world's first electric water pad. Explosion and leakproof. It contains 6 heat-preserving inner layers made of thick pvc, which enables it to withstand a pressure of 80 kilograms without damage or water leakage. We made it to relieve menstrual pain, cramps, back pain, abdominal pain, muscle and joint pain. Red’s electric pad is specially designed to be a warm hug that relieves pain and makes you feel comfortable. For the first time in your life, you can use a water pad without fear of burns or leakage.