All three pieces are in used condition, some have more wear than others. The sad iron trivet is the most rusted out with some paint(?) spots on it as well. The Vintage Dumb Dutch Cast Iron Trivet has rust and scratches and the food warmer has rust and some rough edges. 

Measurements:

Food Warmer - 5.875" x 9.1875" and is 3" tall

Sad Iron Trivet - 5.75" x 4.25" at the widest point

Vintage Dumb Dutch Cast Iron Trivet - 2.75" x 5"