To design custom kid's clothing, make sure you have an online store and that you sign up with Printntech. Then follow these steps:
Head to the PRINTNTECH Catalog and choose the clothing item you’d like to customize.
Click Start Designing to head into the Mockup Generator.
In the Mockup Generator, apply an existing design or create a new one.
Edit the design until you like what you see in the preview mockups.
Click Publish to launch your product in your online store.