Quiet Crinkle Sound No Loud Bells: Gentle sound box inside each ball keeps your cat curious and engagedwithout the harsh noise of traditional bell toys. Soft but Durable Rope Texture: Crafted with thick cotton rope, these chew toys are safe for cats to bite and scratch, supporting natural play behavior. Gentle on Teeth and Gums: The woven cotton design helps promote healthy chewing while protecting sensitive teeth and gumsideal for kittens and seniors. 10-Pack Combo Great for Multi-Cat Homes: Concludes 10 colorful pastel balls (2 colors, 5 each), perfect for rotation, gifting, or letting multiple cats play together without fights. Perfect Size for Indoor Fun: Each ball measures 5cm in diameterlightweight and easy to chase, carry, or cuddle, great for indoor enrichment and exercise.