There are plenty of different slow down type bowls on the market but we choose a Dogit Go-Slow! Anti-Gulping Dog Bowl, from for three main reasons:
Bargains on Dogit Go Slow Anti-Gulping Dog Bowl, Blue, Large
From top left, clockwise: Brake-Fast Bowls; Slow Munchin’ Bowl; Durapet Slow Feed Bowl; Dog It Go Slow Anti-Gulping Bowl; Contech EatBetter Bowl; Martha Stewart Slow Feeder Dog Bowls; DogPause Food Bowl.
Dogit Go Slow Anti-Gulping Bowl Black - Medium - EntirelyPets
T-HOME Slow Feed Dog Bowl, Anti-gulping Pet Food Feeder Stopping Bloat from Eating too Fast, Portable FDA Silicone Travel Bowl Includes -- Startling review available here : Dog bowls
Benefits and Risks of Slow Feed Pet Bowls | Petnet