Not easy to damage: The dog olfactory bulb is made of silicone and fabric. Not easy to be caught by dog's paws. It can be reused and reused. Smell Training Toys for Dogs: Dog Sniffing Balls The silicone for dogs is non-toxic and harmless, and will not damage the dog's nose. You can hide the food in the well-designed reel, use your nose to sniff the dog and find the food. How to train a dog's sense of smell. Dog Interactive Toy: The dog olfactory bulb is round. During the meal, the dog will roll and interact with the dog. The dogs are having a great time. Perfect Dog Companion: Dog olfactory bulbs are not easy to find and roll. Dogs spend a certain amount of time and energy playing, can accompany dogs, develop intelligence, relieve stress and loneliness, it is a great dog toy. Subject: Dog with an olfactory bulb diameter of 13 cm. It is suitable for dogs of all ages, large breeds and puppies. Different types of dogs can play at home or outside.