Without a doubt, stainless steel makes the very best dog feeding dish.
Spot Pet Products Stainless Steel No Tip Bowl won't rust or corrode and dogs can't chew them so they last a long time. Sanitary too, as they are dishwater safe. This rugged bowl won't absorb food odors and is easy to keep clean.
Dimensions:
16 ounce bowl: 6" rim, 8.25" base, 2" high
24 ounce bowl: 6.75" rim, 9" base, 2.25" high
32 ounce bowl: 7" rim, 10" base, 2.5" high
64 ounce bowl: 8.5" rim, 11.5" base, 3" high
96 ounce bowl: 10" rim, 13.5" base, 4" high