There are multiple uses but the main purposes would be keeping food from touching and helping scoop food for those who need it/learning to eat. It can suction to almost any material. It stops foods and liquids in its track and separates them perfectly. We have two size so that no matter your plate, the FoodCubby is there for you. We also have our NEW triangle plate divider. We are excited about our new design which automatically separates your plate into 3 different sections. Food Cubby is growing and progressing as new experiences and opportunities arise. Food Cubby - keeping food in its place.