HKM-5150397 Feather Bell Replacement Heads for Cat Teasers - Various Sizes and Materials AvailableIntroducing the HKM 5150397 Feather Bell Replacement Heads, designed specifically for enhancing your cat's playtime experience. These versatile pet toys come in a variety of sizes and materials to cater to your feline friend's preferences. Crafted with attention to detail, the replacement heads include options like: Kaisi fur ball measuring 4CM with feathers ranging from 8 to 10CM, weighing approximately 10g. A smaller fur ball type at 3CM, paired