How to properly clothe a human model?

Hi, I am trying to make a virtual fitting room, for that I need to change dynamically the clothe of the human model, I already have a .gltf base model for human, and separare .gltf clothes files, which was model and attached to same base model, but I don’t know how to put together when users click over the different options for clothes. I want a similar result to this: Thank You for your responses and sorry for my terrible English.


There are another example that shows better that I want :