We have provided a basic user guide, visible in the image or product description. Function: This is DIY diamond art painting, not finished, and you need to finish it by yourself. You can finish them with your families in your free time or vacation, enjoy the fun of DIY experience and create unique diamond painting kits with them. DIY diamond painting production steps: 1. Find the corresponding crystal rhinestone based on the number list and pour it into the plastic tray. 2. Use the diamond glue pen with the clay to paste the diamond, and then paste it into the corresponding diamond color number. 3. Use book or your hand to press the diamonds to make sure it's sturdy.