The changes were mainly cosmetic with running gear being largely stock.

Perhaps that's because Mr. Bush's forays to the center have been mainly cosmetic.

Blue, purple, and intense green lenses provide less vision enhancement, and are mainly cosmetic.

The modifications made were mainly cosmetic.

The differences are mainly cosmetic (changing music and graphics) but there were also several substantial changes, such as which boss appeared in which area.

Shingles do not protect the house; they are mainly cosmetic.

The majority of tourism and resort areas suffered "mainly cosmetic damage and all structures remained primarily intact".

Blue or purple lenses are mainly cosmetic.

The redesign was mainly cosmetic, and featured the following major changes:

In January 1928, a new model 12 was announced with mainly cosmetic changes.