Pet links Scratcher's choice+ corrugate cat scratcher with infused catnip and toy satisfies cat's need to scratch. The Instinct to scratch is hard-wired into cats, They scratch to mark territory and promote healthy nail growth as well as stretch and tone muscles and even alleviate stress. Our corrugate cat scratchers use our patent pending process to infuse highly concentrated catnip between each layer of cardboard so the potent catnip scent is released every time your cat scratches. Additionally, we coat the reversible scratch pad with catnip offering catnip on each side, doubling the life of this made in the USA scratcher. We have found the corrugate we are using most replicates that of tree bark which is your cat's natural scratcher. Eco Advantage made with recycled paper pulp and box is made with recycled paper pulp.