SmartyKat Fuzzy Friends Plush Catnip Ball Cat Toy. Perfectly sized, lightweight toys that cats can easily pick up, carry, and play with; these plush ball toys are also filled with catnip for extra fun and excitement during playtime, making them even more irresistible to felines. Perfect for hide-and-seek games with your cat, which ignites their hunting instincts and provides them with much-needed mental stimulation and enrichment; the toys are also great for engaging independent felines in solo play. 2.3 In. Dia.