Cloud Star Tricky Trainers has been the choice of professional trainers since 1999, with irresistible flavor to keep dogs’ attention, low calories, and deliciously crunchy texture. Each bite-size treat is packed with wholesome ingredients like natural cheddar cheese, and no corn, wheat, artificial colors or flavors, so you can feel good about rewarding their good behavior - while training or any time! Professional trainers use and recommend Tricky Trainers for dog training & behavior aids. '2 CALORIES PER TREATIdeal for small, medium, and large breeds, these tiny, low calorie treats won’t fill them up or cause weight gain. Perfect for long training sessions with 450 treats per bag! '2 CALORIES PER TREAT. Helps Support Hip & Joint Health