What better way to nurture your fur baby's playful side than with the Penn Plax Duplex Center for Cats? This soft, plush-covered duplex center features four furry balls that jingle when your frisky kitty paws them. The post is wrapped in sisal, creating the perfect scratching post to satisfy your feline's urges. This fun pet accessory comes fully assembled and ready for play! It measures 11.5 inches tall. Penn-Plax is a family-owned company in operation since 1959. They specialize in creating excellent pet supplies for animals both great and small. Best known for producing pet products at affordable prices, the Penn-Plax brand is synonymous with innovation and quality, keeping your pet foremost in mind.