【Interactive dog toys】Through the way of food reward, the dog becomes more active, and at the same time promotes brain development, making the dog more intelligent. 【How to use level 1 difficulty】We can put the food in 8 barns around the toy, 6 of them are clamshell type, the other 2 are slide type, and then guide the dog to use the nose or paw to open the different lids to get the food. 【How to use level 2 difficulty】The dog needs to go through two steps to get the food. First, it need to press the transparent button at the top of the toy, the food will fall into the 6 surrounding barns, open to get the food.Different from traditional puzzle toys, our toys allow dogs to supplement their own food. 【Correction of eating habits】The leaking mouth is scientifically designed, only a little food will leak out each time you press it, and you must press it again after eating to refill the barn. Greatly slow down the dog's eating speed, reduce gastrointestinal pressure, and make the dog healthier. 【Safe materials and design】The product is made of food-grade safe materials, free of BPA, PVC, and phthalates, suitable for pets to play for a long time, and also easy to rinse with water.