1- Download one of the given PSD templates on top corner ( Male or Female )
2- You will get the full body sample to design on
3- When your design is ready,
you must hide the body sample from "Body" Group
4- Make sure image size is 565 width X 656 height
5- Save your design as PNG
6- Now you can upload it to your wardrobe using the right form
You can always use this link to get a better quality for avatars so u can crop something of it like a t-shirt.. etc