Cat Toy Ball Feather Sisal Ball Cat Toy Rustling Cat Ball Cat Self Hi Toy Rope Paper Ball Random ColorSingle size: Ball diameter 4. 5cm(1. 77in) Interactive: Cat owners can play the sisal ball cat toys with their cats, promoting their relationship Usage: The sisal ball cat toys can consume cats' excess energy, making them gentle and docile Material: Made of high quality sisal and fake feather material, durable, non toxic, and safe for long time use Adding fun: Cats can play the sisal ball cat toys when they are alone, adding fun and pleasure for them