High-quality Material: Natural Sisal Rope Is Tightly Wound, Very Strong, Durable and Scratch-resistant, Convenient For Cats to Scratch and Not Easy to Break, and Reduce the Cat's Behavior of Damaging Furniture. The Fun of Grinding Claws: Reduce the Boredom and Loneliness of Cats, Relieve Stress, Satisfy Cats' Curiosity, and Help Cats Grow Healthily. the Green Cactus Ball Appearance,Built-in Mint Ball: Which Matches Well With the Home.Attract Cat's Attention, Enhance Cat's Vitality, and Improve Cat's Sense of Smell. Satisfy the Cat's Curiosity: The Design of the Ball Does Not Fall, and It Makes A Rustling Sound When Rolling, Making the Cats like to Play. Material: sisal + catnip + cloth. Size: dia 10.5CM/4.13"x height 10CM/3.93 inch..Items from Sheng Xinshun's shop