Cat scratching posts Replacement Extension Post Supplies Replaceable Scratch Post Refill Pole for Small Animals Indoor Playing HIGH QUALITY NATURAL MATERIAL: Made of sturdy and solid wood with durable natural woven sisal, can provide cats with long term scratching. PROTECT FURNITURE: Grab sticks combine to attract cats to play and grab, natural sisal is suitable for cats to grab, effectively preventing cats from grabbing furniture . HEALTHY CLAWS: Cat scratching board meets the cats natural scratching needs to maintain healthy claws, can relive stress and great exercise, good exercise and pressure release. Attract the cats attention: attract your cat to play,and protect your furniture from scratches and satisfy the cats natural scratching instinct, increase cats exercise and fun . EASY TO INSTALL: M8 screw hole, easy to assemble and to use, great for for any living room, bedroom, or home office. Specification: Material: Wood, Sisal Size Chart: Package Includes: 1 Cat Scratcher Post Replacement Note: Please allow slightly errors due to manual measurement and different monitors.