Hi Chris, thanks a lot for that facts. I am sorry for my delayed reply, i've been from pocket for that past 7 days or so. I just have some elevated feeders from Petsmart and The bottom is plastic. Louie will lick his and Jax’s bowls for like 45 minutes https://israelyqogv.blogthisbiz.com/41709333/5-simple-statements-about-german-shepherd-explained