Features:Reversible and durable: it have scratch marks for reversibility and durability, making it more cost-effective.Durable material: our cat scratching board is made of high quality corrugated material, scratch and wear resistant, not easy to deform and break, sturdy and durable.Multi-shaped design: The shape design allows cat to better contouring, bend and stretch their bodies, ideal for maintaining paws, exercising, strengthening muscles and relieving stress.Function: Help cat remove the dead skin from the outer layer of their claws, stretch and bend their bodies, and expend energy.Protecting furniture: It better meets your cat's scratching needs, thus protecting your furniture from claws.Notice:1.Actual color may be slightly different from the image due to different light effect2.Please allow 1-3cm deviation due to manual measurementMaterial:Corrugated PaperSize:Square-Size: 21*21*4cm,Wavy Size 44.5*21*4cm,S-shape Size 44.5*21*4cm,Straight Plate Size 44.5*21*4cm,Bone Size 44*21*5.5cm