¿Cuál es la diferencia entre eye candy y arm candy ?Puedes dar oraciones como ejemplo.

eye candy = something or someone pleasant to look at (but not very interesting or stimulating beyond that)
arm candy = an attractive or famous person that someone else brings to a social event in order to impress other people

Jessica's new girlfriend is just eye candy (= someone Jessica likes to look at, but not someone interesting to talk to or be with). She's certainly very pretty, but if you try to talk to her all she does is giggle.

Dave brought a piece of arm candy (= an attractive date, someone Dave specifically dated so he could show other people he can get attractive dates) to the company party, but I doubt we'll ever see them together again after this.