Features: brand new and high quality Colors: We offer 4 colors of woolen yarn balls for you to choose. Eco-Friendly Material: Made of high quality woolen yarn, resistant to biting and wear, environmentally friendly and non-toxic. Interesting Interaction: The interactive for cat toys can provide your cats endless fun when you are for play with it, which can make your relationship with pet friend closer. Size: The diameter of each for cat ball toy is about 1.97 inches. Special Design: Built-in bell, in line with cats nature, to avoid the for cat scratching furnitures, exercise cats paws. Specifications: Material: Woolen Yarn, Plastic Color: White Black for Grey/White Pink Purple/Yellow Red Green/for Grey Diameter: Approx.5cm/1.97in Weight: Approx.15g Package Includes: 1 Piece for Cat Ball Toy (White Black for Grey/White Pink Purple/Yellow Red Green/for Grey) note: 1.Please allow 0-1cm error due to manual measurement. pls make sure you do not mind before you bid. 2.Due to the difference between different monitors, the picture may not reflect the actual color of the item. Thank you!