Ultimate folding methods to insert your menstrual cup: 🩸 C-Fold First, squeeze the sides of the cup together. Then, fold the cup in half to make a C shape 🩸 7-Fold First, fold your menstrual cup in half so that the lips touch. Then, pull down the right side, so as to form a ‘7’ shape with the lips of the cup 🩸 Punch Down Fold First, push down the rim of the cup with your finger. Then, squeeze the sides of the cup together.