These are great for dogs in training, little dogs and even old dogs! They are the perfect size, about as small as a pencil eraser! Did You Know? Sweet Potatoes can have a soothing effect on your dog’s tummy and are very rich in beta carotene, which is a major anti-oxidant, making them an excellent immune booster! Peanut butter contains vitamin H and vitamin E. Vitamin H increases the sheen of your dog's coat, improves the quality of your dog's skin and the strength of their nails. Made in USA