Flip, slide and treat! With 10 hidden treat compartment, your dog has to flip over lids and remove bones to uncover treats. The doors slide back and forth to hide even more treat compartments and requires dogs to exercise their brains with three distinct and unique actions. Helps reduce destructive behaviors by exercising your dogs mind. 15 minuntes of mental stimulation is the equivalent of 30 minutes of physical exercise, keeping dogs happy & healthy at the same time. Fights boredom and provides mental stimulation dogs need. Fun for all dogs, regardless of age, size or breed. Each layer separates and is easy to clean and is dishwasher safe. Made with food safe materials, BPA, PVC and phthalate free. The non-slip feet holds the puzzle in place during use.