[【Cat Toys Balls】These cat balls are made from safe material with Canvas outside so that these cat toys won’t hurt the cats’ paws. "【Soundmaking Cat Toys】There are small stones inside the ball which make a natural sound when shaking and colliding to attract the cats attention." 【Suitable size】Happy pets now with this super lightweight cat balls for your cats to chase flip roll and carry around. Keep them entertained for a long time. 【Interactive Cat Toys】Includes 4 balls for erratic rolling to entice chase."]