Our Period Pain Saver Clip contain PVC plastic. It can gently press the Hegu point, helping to enhance blood flow and oxygen levels in the uterus, reducing spasms and providing much-needed relief. Its use method is very simple: find the Hegu point on the hand, put the clamp on the point, adjust the position according to the need, and immediately enjoy a comfortable and painless feeling. Use acupressure to relieve menstrual discomfort and pain, and quickly reduce lower abdominal pain.