For production-ready use, we recommend downloading the Original format.The Converted version is intended only for use in the web viewer. In the original file, the following are fully preserved:✔ full scene structure✔ unsimplified materials✔ proper texture maps✔ original object namesIf you are going to integrate the model into a project, choose the original version.A subway wall tiles with mortar easy to edit the size according to the needs. Just adjust the Array Modifier.