SmartyKat Scratch Not Cat Scratch Spray Deterrent is a safe and effective way to redirect your cat’s instinct to scratch. This natural deterrent is invisible and effective. Spray onto home furnishings to discourage your cat or kitten from scratching. Pair with scratchers in your cat’s favorite materials and apply SmartyKat Catnip Mist Spray on surfaces you want to encourage your cat to scratch. SmartyKat Scratch Not Spray may damage certain surfaces always apply a small amount to an inconspicuous area of surface for a minimum of 48 hours before use.