This dragging helps create surface tension on the dough, which helps keep it in shape during proofing.
Finally, flip or roll down the dough so the seams are all on the bottom. Using both hands, cup the top part of the round and drag the dough gently towards your body to create surface tension on the dough. The angle of your hands will gently press the dough’s bottom on the counter. This dragging helps create surface tension on the dough, which helps keep it in shape during proofing.