Smarty Kat Fantasy Frenzy Crinkle Unicorn Catnip and Silver vine Cat Toy with dangling legs entice cats to play. Silver vine and catnip is a more potent blend than catnip alone. Our catnip is produced without chemicals or pesticides. For most cats catnip provides a burst of energy followed by a mellow period. Felt body with feather Main and tail are winners with cats. 100% satisfaction