Caydo embroidery starter kit, the most complete beginner embroidery kit is equipped with all the tools you use for embroidery. With this precious set, you can start your embroidery journey <br> <br><b>How to use: </b> <br>Unscrew to release the inner hoop, place your chosen fabric over the inner hoop then lock into place with the top hoop and screw in to tighten <br><br><b>How to adjust the tension: </b> <br>1. There is a brass adjustment screw on the embroidery hoop which you can tighten when necessary to keep the fabric as tight as a drum <br> 2. As a result, the fabric can be stretched drum taut and stays that way during the process. You do not have to constantly pull the sides of the fabric to tighten.