OurPets Cosmic Catnip is the strongest, most aromatic catnip ever grown! When catnip is pinched, the aroma stored in the dried leaves and flowers is released, driving cats wild! The action of a cat playing with this catnip-stuffed toy will release the energizing aroma for long-lasting play. These catnip toys will provide hours and hours of play time and healthy exercise. When the catnip runs out, refresh by adding more to ensure that your cat always has a strong, playful catnip scent. .Fill and refill with OurPets North-American-grown Cosmic Catnip. Add more catnip to keep cats engaged in play. Tempting aroma encourages physical activity.