Premium Material: ONELINK MALL cat scratcher cardboards are made of 100% natural eco-friendly recycled corrugated cardboard with bold catnip,helps keep cat's claws trimmed and well-maintained S Shape Wave Design: Wave design cat scratching pad makes for easy scratching and for cats to contour, flex and stretch their bodies. It is also idea for claws maintenance, exercise, muscle toning, and stress relief Catnip Free & Upgraded : Included with the scratching cardboard is an added bonus of bold catnip. The high density upgraded cardboard prevents small pieces of cardboard from breaking off when scratched and helps keeps the catnip on the board Best Couch & Bed: Lounge-shaped corrugated cardboard scratcher is a perfect place for rest & play. The cat scratcher can be flipped over for an additional scratching surface, providing two configurations to satisfy your cats' natural scratching needs. It also provides a place for your cat to lounge and nap