Each catnip mouse is completely filled with premium catnip and is proudly sewn in the USA. These catnip mice make a great addition to any cat toy collection. These are also great for stuffing in cat tunnels or using in a cat playpen. You will get 2 catnip mice in each pack. About 70% of cats love catnip however kittens under six months will usually not play with catnip toys. For catnip loving cats typical behavior is for the cat to roll around lick it or tear it open for about 30 minutes then leave it for a day.