Petstages Scratch and Play Tower Track Cat Toy Multi Color Brand_Gurman's We let it ferment at We let it ferment at a cool temperature for over 12 hours to give it that distinctive sourdough taste you know and love Produced in Rainbow Light’s certified organic facility with rigorous quality standards for superior purity and certified organic by Quality Assurance International (QAI) An added track ball triggers kitty's impulse to play while sisal material provides the ideal and durable blend of texture and grain for your cat to improve and maintain their nail health The Scratching Tower Track is the perfect way for your cat to release their primal urge to place their mark