KONG Naturals Natural Mice Catnip Toy, Colors Vary, 2-Pack Ecologically responsible cat toy. Materials and dyes come from renewable resources that are naturally found in the environment. Developed to appeal to the natural instincts of the indoor cat. Fun with a purpose! Made with renewable resources Stimulates natural stalking and hunting instincts Contains potent North American catnip KONG NATURALS are more than just cat products - they're fun with a purpose.