"Cat Craft Replacement Sisal Cat Scratching Post 20"" indulges your furry friend's habits with this Cat Craft Seagrass Scratching Post. This item provides your pet with an acceptable place to scratch, which is a natural urge. It also helps file cats' claws and remove old material from them. This Cat Craft replacement post updates your current unit and keeps your feline from ruining carpets, walls or furniture. It's designed to fit specific models from the brand so be sure to check for compatibility before making a purchase. Keep a few replacement cat scratching posts on hand so you're always ready to make quick changes when your old one has worn out. "