Use these options to set what happens when you select Mesh > Combine. Merge UV Sets Choose an option to set how your UV Sets should behave upon merging. No Merge Each UV set on each mesh becomes a new UV set in the output. Merge by Name Merges UV sets with the same name. Merge by UV Links Merges UV sets so that UV linking on the input meshes continues to work. Combine Skinning Binds skins, using the previous weights. Pivot Position Determines where the pivot point of the combined object will be