Zerone Self heating back support belt, helps relieve lower pain and stress lumbar

[Self-heating]: spontaneous self-heating, safe and comfortable to use. It plays a good role to combat fatigue, relieve pain and maintain health. [Comfortable and lightweight]: design, elastic fabric, our back support gives you a comfortable wearing experience [Premium Quality]: This waist protector is made of fabric fabric and qualified hook and hook, inlaid with permanent magnets, long lasting, ensures long service [Daily Use]: Wear it during daily tasks and activities, and intense sports or exercises to protect your back and feel painless [Injury prevention]: The waist gusset prevents the lower back from being injured during exercise, whether in the gym, taking gymnastics classes, football or other sports activities where you are bending or twisting your back. Works while working, allowing you to enjoy your active lifestyle without associated back pain