PetzPoint Fish Tails Klear Pet Food Bowl, Green/Blue/Purple Being made out of polycarbonate this makes these bowl bpa free, so no harmful agents can get into your dogs food or water All of our bowls comes with anti slip feet one the bottom of thebowls so your furry little friend can't push their bowls around and a make mess. All of our plastic bowls are durable and can be left outside or inside