Stuffed full with only the finest quality catnip leaves and flowers, organically grown here in the Pacific Northwest. Each single link toy is packed with 1/2 cup of organic herbs - no fillers. Eye catching designs. Tough, will withstand mauling. Fresh and potent- using only certified organically grown #1 quality catnip leaf and flower-not the "toy grade" (sticks & stems) found in other toys.