KONG Naturals are ecologically responsible cat toys. All materials and dyes come from natural, renewable resources. KONG Naturals Straw Ball Teaser is specifically designed to appeal to your cat's natural stalking and hunting instincts. The unique straw weave has lots of nooks for easy snagging, and the natural feathers add to the interactive fun. KONG Naturals are more than just cat toys - they're fun with a purpose!